The shortened Cockney rhyming slang for Knickers... Shortened from Billy Vickers.
I got some new Billy's for Christmas.
I'm gonna wear my sexy Billy's in case I pull.
by MissSkates January 4, 2012
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The act of breaking up with your girlfriend on valentines day, on any increment of anniversary.

IE, breaking up with her on your one month anniversary, on valentines day.
John: Hey bro, how's Cathy?

Nick: I dunno, she's been emo ever since i broke up with her.

John: You guys broke up?

Nick: Yeah, I broke up with her on valentines day, which coincidentily, was our 1 year anniversary.

John: Oh shit bro, you pulled The Billy!
by Fleedledeedle March 28, 2010
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A person with no friends. Someone on their own, particularly in a pub or club. From "Billy-no-mates".
"Look at him, he's a right billy!".
by truthtalker October 9, 2003
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n: 1)someone who thinks or acts like they are a badass; Taken from the phrase "Billy Badass."
2) someone who destroys things because he/she thinks that people are impressed/ intimidated by it.
1)Scott got wasted last night and started acting like a billy; he started smashing beer cans on his head and tried to fight 5 different people.
2)Scott came in, being a Billy Badass as usual, and kicked over the fuckin couch.
by DRFarm February 20, 2006
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A bong, smoked with weed and spin (tobacco) slang
"dude, I can't wait to sit back and chill with a billie in my hand"
by thistimeforreal September 28, 2011
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When a person has no friends and therefore stays at home on their own. It derives from the term, "billy no mates".
What is Sam up to?
He's billying it.
by Sam Hornbrook September 10, 2006
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A cat girl who is really cute and beautiful, she is very famous and everyone loves her. she has sharp teeth and a adorable personality, she is a cute little beast.
everyone wants to meet billi once
by Unexceptional Noob March 5, 2022
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