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43.
a boy who is whiney, annoying, only wants sex, & doesn't take no for an answer. He's also a TOTAL man-whore & likes to mess around with girls, but not get attached unless he's desperate. He thinks he's hot, but really he's not.
Girl 1: OMG who's the new kid?
Girl 2: Don't bother with him. I heard he's a total Billy.
Girl 1: Eewww.
by gotchyabitch May 21, 2010
44 54
 
44.
a complete fucking idiot. someone who has no idea what they're talking about, and is a serial compulsive liar. Usually that guy that follows every one else around and nobody really knows why he's there.
"i fell walking up the stairs today"

"way to go billy"
by Niggii August 15, 2011
4 15
 
45.
British/Irish Slang

Billy no mates

Term used to describe an individual who is alone, usually having been ditched by his or her friends or who has no friends to hang out with.
Often used in a classroom situation to describe one who is left sitting alone at their table.
1. Kezza! Come sit wi' uz. I dinnae want tae be a wee billy sittin' here by mysel'.

2. Andy wiz billied by a' his pals the other day. They went tae the chinky fur lunch an' left him in the canteen.
by Ampicillin April 03, 2010
13 24
 
46.
some guy who is a huge johan but still manages to go out with someone who is quite fit. this person buys all their clothes from bovvy market and claims they are real but they are actually fake
your a huge billy!
go away you massive billy
your a mega billy
nobody likes you billy
big billy right there
stop billying my stuff
by gabriel samuel de figueiredo October 13, 2010
10 23
 
47.
You can put anyone under this name if they:

1) are total assholes.

2) are immune to other peoples feelings
3) try to be cool but they're really not
4) goes with the crowd and is never EVER individualistic
5) date someone right after dumping their girlfriend
6) never talk to you in person, only through texts
7) never go out of their way to talk to you or see you
8) dump their girlfriend through a text message
9) are "into drugs" because it's the cool thing to do
10) will do anything to be popular
11) are really short
12) relate to the saying "talk is cheap"
13) are really stupid
Ashley: "That short kid over there keeps talking about how pot heads are so cool, only he doesn't smoke..."
Emily: "His name must be Billy"

Jeremy: "hahahaha I'm so drunk!"
Natalie: "Me too!"
Jacob: "haven't we all been there?"
Everyone: "hahahhaha"
Billy: *I've never been drunk but i'm going to act like it because i'm so cool* "hahahhahahaha"

Rebecca: "I'm so glad I'm not Billy he's such a loser"
by billysucks August 12, 2010
19 34
 
48.
A pansexual dilettante and/or sequential hermaphrodite who makes odd, senseless statements and spills his Dairy Queen upside down trying to be like the commercial.
Awesome Guy: Why'd you dump out your Blizzard on the ground?

Billy: They did it on the commercial.

Awesome Guy: You're such a pansexual dilettante and/or sequential hermaphrodite. Shut up.

Billy: Okay.
by NotBilly July 17, 2009
35 50
 
49.
Amphetamine speed, whizz

Derived from name Billy Whizz, a character in the Beano (UK children's comic).
Potential customer to dealer:-
"Got any billy?"
by mehere August 16, 2007
40 56