Flirt

[Rihanna]

A person who is innocently overly friendly, especially the type of friendliness that is interpeted as seduction. Actions may include: giving away number, blowing kisses, caressing, and free lapdances. Also see [Angelica].

[Sarah]

messing with a boy/girl because, a. you like them, b. youre trying to make someone else jealous, c.youre bored of your boyfriend/girlfriend, d. youre a stupid slut, e. you cant help yourself

[Little_Girl]

anything someone does to get the attention of someone they like.

[Justin Bieber]

this is a difficult word to define because what may be flirting to one person may not be to another. i guess, as a verb, it would be defined as intentionally trying to attract the attention of one you like using means that could be considered seductive.

[Jessica]

Verb definitions:-

To intentionally behave in a way that one believes will induce sexual arousal in their target. This word is distinct from tease in two respects - firstly, it doesnt imply that the subject does not intend to satisfy the sexual arousal that he or she has manufactured and secondly, whereas the verb to tease is usually used in reference to a womans actions, the verb to flirt can be used in reference to a man or a womans actions.

To toy with (an idea usually, but sometimes an entity.)

Noun definition:-
One who is known to indulge in the actions detailed in the first verb definition can be described as a flirt.

[Couch Potatoe]

Any action that would cause an ordinary reasonable person (observer or participant) to believe that person A had feelings more than friends for person B

[Tina]

What a girl does to get you to like her, but then sooner or later you find that shes already going out with someone, which makes you jealous.

[Britney]

to flirt is to do a small or large gestures to show someone likes another person

[Jessica]

The best sport ever. Can be taken as a sport.

[Couch Potatoe]

to make romantic and /or intimate advances and gestures at someone

[Couch Potatoe]

To [behave] [as though] [attracted] to or trying to attract someone.

[Tanya Shivari]

Behave as though sexually attracted to someone, but playfully rather than with serious intentions.