Skip to main content
Urban Dictionary Merch
Your favorite words on things you can wear, drink from, read, or give to a friend.
The Urban Dictionary Store sells gifts you’ll have to explain.
1. Northern Irish (Norn Irish) for 'boy'. Used as a replacement for the typical 'alright mate' used in other parts of the UK.

2. 'Oul biy' Another Norn Irish word for a marijuana cigarette.

3. A greeting from one biy to another.
1. Yeeooo biy! What's the craic? where's the rest of the biys tonight?

2. Well biy, you coming out for an oul biy?

3. 'Biy!' ... 'biy!'
biy by WhiskyDrinkinBiy January 31, 2005
Related Words
BIY by LilRockit January 1, 2017
Book It Yourself
“Omg, I’m so stressed and have no time to get on the next flight. Can you help me out?”

“...BIY...”
BIY by Hdudvdjff September 2, 2020

Suit biy 

A major gimp who listens to lassie tunes. Likes to ruin the DBM’s fun by taking down their minted flags at the fitbaw. His da, suit biy senior is the person thought to of given suit biy his gimpyness. Suit biy was given the birth name of Stuart ‘gimp heed’ Marshall.
Suit biys a gimp lol x
Suit biy by LolYerDa69xoxox June 30, 2018
BelieveInYourself!
BIY JlispyProb!
Meaning in a short time normally no longer than 2 hours
Will do in a biy
Biy by The man who does words March 13, 2022
More from Urban Dictionary

piddlefart

verb. To waste time doing nothing.
Instead of doing my homework, I decided to piddlefart around for two hours.
piddlefart by Rene April 25, 2005
Word of the Day on October 9, 2026
anyone who succeeds in disgracing/over indulging themselves in the throws of clubland
28 hours and 4 clubs later, gurning for england but still refusing to go home - a total wrongun!!
wrongun by bevvers March 21, 2007
Word of the Day on October 8, 2026

square grouper

Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
"Base we've got some square groupers floating outside of Miami harbor."
square grouper by slipsheet November 6, 2004
Word of the Day on October 7, 2026
A girl who does ballet and only talks about ballet. Her schedule is filled with dance classes which does not allow her to do any other activity.
"Hey, do you know that girl Sally?"

"Yeah, she's kind of annoying. All she ever talks about it ballet."

"Wow, what a Bunhead."

"Hey Sally, you want to hang out this weekend?"
"I can't, I have dance."
"You're such a Bunhead."

"Yeah... I know."
Bunhead by Jen00 October 24, 2014
Word of the Day on October 6, 2026

trucker's tan 

A sunburn or suntan focused on the left arm. It is caused by the left side of the body being the only half that gets exposed to sunlight while driving. Presumably, it would be located on the right side of the body in countries where they drive on the left side of the road.
I had a trucker's tan after driving for 10 straight hours on a sunny day.
Word of the Day on October 5, 2026
The phenomenon where adults salivate at children's toys
Every time I walk into the toy aisle, I catch myself kidulting over the latest action figures and LEGO sets!
kidulting by Emotional Cruiser October 12, 2025
Word of the Day on October 4, 2026
Load more