I was wondering what does a guy’s body language mean in general terms? It’s been bugging me as I want to know what he’s really thinking about when he takes on a certain posture or does gestures that must mean something other than what he’s actually saying.
Scratching nose, while speaking hands / nose lying or exaggeration. Nose-scratching while speaking is a warning sign, unless the person genuinely has an itchy nose. Often exhibited when recounting an event or incident.
Rolling of the hips is one of the subtle female courtship gestures that has been used for centuries in advertising to sell goods and services. Women who see these advertisements have the desire to be like the model depicted, which results in an increased awareness of the product being promoted.
[…] Date the girl who is best friends with her dog because she pays close attention to details. She is perceptive. That’s why she is okay with silence. She is able to understand what others are thinking, just by looking at them. She knows when her dog is sick by the sound of his whines and when her person is stressed by the look of his body language. […]
Giggling, especially in combination with eye contact and touching, are especially good signs that a woman is attracted to you. Laughter is a great way to break the ice and get you in a happy, positive, and receptive mood as she feels out your level of interest in her.
Since the visual sense is dominant for most people, eye contact is an especially important type of nonverbal communication. The way you look at someone can communicate many things, including interest, affection, hostility, or attraction. Eye contact is also important in maintaining the flow of conversation and for gauging the other person’s interest and response.
Here’s how to make an interviewer feel dubious about your candidacy: shake hands for the briefest of seconds, slump in your seat avoiding eye contact, and crack your knuckles before answering tough questions.
Look for mirrored movements. Often, a woman who is interested will subconsciously mirror your movements. This shows that the two of you are on the same wavelength and can thus increase intimacy in the relationship. That’s why dancing is considered intimate or sexy—it forces you to mirror each other’s movements! 
In judging whether or not a person is into you it’s easy to jump to conclusions. Men are especially prone to making false judgments when it comes to figuring out whether or not a woman is interested in them.
In some occasions, they don’t notice the subtle cues you give them. You’ll be able to see that their body language is more pronounced in comparison to women. They won’t be so subtle. [Read: How to know if you are attractive to someone]
This body language interpretation – watching their eyes will tell you whether the speaker is telling the truth. A person who constantly looks around and refuses to make eye contact appears shady. Of course, they could simply be painfully shy, so being able to tell the difference is a good skill to have.
If there’s one thing to take away from your hands, it is that if you are still exhibiting confident body language, your hands can do what they want. If you are using poor negative beta body language then your hands can convey that you are a beta male and the characteristics associated with a beta.
Botox be damned! The only real smile, says Anita Barbee, a professor of social work at the University of Louisville, in Kentucky, is one in which eye muscles are engaged. People who grin for more than five seconds and only with their lips can be faking it. Frequent smiling in the workplace can make a person seem less serious.
Watch his hands. As a man begins to flirt more, he’ll start to use his hands more, too. He’ll get more animated and use more gestures when he speaks. He’ll also start to fidget more and use his hands to fix his hair, clothing, etc. Here are some examples of behavior to watch for:
Some signs might include the person looking at you to stare or maybe just glancing at you. Even when you are speaking to that person, he/she might not look at you directly in the eyes as they may be scared of revealing their true intentions. Read up on flirting signals to get more ideas — whether or not the person is shy, they will still give away signs.
Walking or sitting while holding a bent wrist is a submission signal used exclusively by women and gay men. In a similar way, a bird feigns a damaged wing to distract prey away from its nest. In other words, it’s a great attention getter. It’s very attractive to men because it makes them feel as if they can dominate. In business situations, however, a bent wrist seriously detracts from a woman’s credibility and others will fail to take her seriously, although some men will probably ask her for a date.
Because women are less perceptive, they tend to have more subtle ways of flirting. Men will “hit on” a woman, going out of their way to express and cultivate interest at the same time. In contrast, women don’t want to make it super obvious that they’re flirting. This means you have to pay more attention to catch those signs at first. But once you learn how to recognize them, you’ll start having a lot more fun when you go out.
Male signals of interest in females essentially follow normal body language rules, for example widening eyes, dilated pupils, forward leaning, prolonged direct eye contact, active listening reactions, and these come into play once eye contact and/or proximity is established.
2. The second you two make eye contact, watch his eyebrows. He’ll unconsciously lift them if he’s interested in talking to you. This is called an “eyebrow flash” and it happens in a split second, so you have to stay alert.
When a man has interest in a lady, he starts becoming protective of her… regardless of the reason why. If you’re cold, he’ll give you his jacket, which is definitely an old gestures but a real surefire sign that he’s into you. If you’re walking where it’s crowded, he may step in front of you to ensure you have space.
Show – (noun) – a ‘show’ is term recently adopted by body language commentators referring to a body language signal. The term is slang really, not technical. For terminology to become casually ‘hip’ in this way reflects the mainstream appeal of body language as a subject.
Hopefully it will be respectful touching, otherwise you have another issue on your hands, but does he tap your hand or gently touch your arm or give you a hug? These physical indications are letting you know that he obviously likes you.