It could mean many things. She could be interested in you and shy. She could just find you interesting or odd. She could've noticed you looking at her and started checking to see if you're looking.
You may notice her glaring at you without a trace of a smile on her face, which implies she's upset or annoyed at you in some way. Other signs that she's upset include giving you the silent treatment or speaking sarcastically (and sometimes with deliberate rudeness) when she does talk to you.
Some People Prefer Not to Smile
Personal Preferences – Some people simply aren't prone to smiling. They may be shy, have problems with confidence, or not feel the need to smile. It may also be that they were raised in a family or culture where smiles weren't readily offered.
If she turns around and smiles at you, she's definitely interested. Approach her right then and there if you're interested too. Usually, only a confident, out-going type woman would do that. But a shy one may too.
The eyes most definitely get all the attention, especially when a man first meets a woman. The shape, size and color can easily tempt a man into wanting to know who the woman is behind those eyes. Yes, a smile is one of the things that a guy will first notice about you.
"When men were evaluating a short-term mate for a one-night stand they showed equal interest in her face and body instead of the face winning by a blowout." For long-term 75 percent of male participants wanted to see the face, but for short-term flings 50 percent of men chose face and 50 percent chose the body.
word from Murine, the company that makes eye drops, which surveyed 1,000 British men and women about the body parts they first notice in the opposite sex. And they discovered that when a man checks out a lady, the body part to which he first pays attention is her eyes.
He's asserting dominance.
If he's looking at you intensely without smiling and even looks angry or stern, he could be trying to assert his dominance. In this case, his stare will feel like a challenge—in his mind, the weaker one won't be able to keep eye contact.
The rarest smile type is the complex smile, with only an estimated 2% of the population possessing this smile. This smile is rare because it requires three muscle groups to work simultaneously when smiling.
Key points. Research shows that people who are smiling are estimated to be about one year older versus those who are not smiling. One trick to look younger in photos is to feign surprise by opening one's eyes wide and raising the eyebrows.
If you lock eyes with a girl and she immediately looks down and away, that's a sign of embarrassment. She's probably interested, but just feels shy.
A stare always indicates attention, but that attention can be trying to figure out whether you are some kind of pervert, trying to build up courage to talk to you, or lots of other things. It could even indicate that they have crush on you.
When a guy stares into your eyes and doesn't look away, he may be trying to size you up. Intently staring can be a good thing and might mean that he likes what he sees. Research indicates that in many cases of prolonged eye contact, both parties are interested in each other or maybe aroused.
She will test you by not texting back immediately or keeping from initiating a conversation. This is a sign that she wants to see your interest in talking to her. She wants to see if you are trying to reach out to her. Sometimes, she may play hard to get to see if you will stick around.
Treating a girl well, flirting with her, and being honest about your feelings are all great ways to give her the confidence to tell you that she likes you. Once you are able to make a girl feel comfortable, she'll be more likely to be honest about her feelings for you.
The study found that the first thing women notice upon passing a man on the street is the eyes.
Your Hair/Beard
Your hair is the most noticeable thing to a woman and usually it helps them decide if they really like it or understand it! Maybe because it's the topmost physical feature on your body. Most women do not prefer unkempt or untidy hair and neither are they big on man-buns, undercuts or mushrooms anymore.