Hallahan 

The last name of a crazy irish family.

Those Hallahans sure know how to party.

Hallahan by happydayandnight March 5, 2010

HALLAHAN 

Where a chick fucks you in the ass with a strap-on; but its not gay.

"Dude, my girlfriend gave me a HALLAHAN last night. But it was a girl so it wasn't gay.

HALLAHAN by ShaineSixxSeven April 26, 2011

Hallahan 

Someone You Generally Can't Stand Maybe It's Their Face, Personality, Social Skills Or Lack Of Intelligence; You Try Your Absolute Hardest To Get Away But Always Resulting In Failure.

Example:
Person 1: Shit Me It's The Hallahan, Hide.
... 1 Minute Later...
The Hallahan: Hey Guys, Ooo I Love Hide And Seek!

dicktit Hallahan

Hallahan by Wag1Brother July 24, 2009

hallahan 

The act if taking a strap-on up the ass by a girl and thinking that its not gay

The man asked the hooker to give him a hallahan

hallahan by Deathwish1659 May 5, 2011

brandon hallahan 

A specimen who likes to break the ice with a classic line of "WASSSSUPP." He is a man who thinks quite highly of himself, so high that he believes he is the hottest piece of ass in the room. He is what we call a "dumbass"

Brandon Hallahan:
"WASSSSUPP"
Everyone else:
"STFU Brandon, ol ugly ass boi"

brandon hallahan by Wolfman02 September 1, 2020

hallihan 

Surname, origins are Irish, first found in county Armagh. Hallihan meaning: "Hooligan on the Hill".

Surname Hallihan is of Irish origin

hallihan by Nabij February 4, 2010

hallacan 

the sexiest, coolest, funniest, mutual on tik tok ever. they’re super awesome and very good looking :]. 100% recommend being mutuals or friends with them.

“oh is that hallacan, they’re so cool”

hallacan by the creator of slirt August 22, 2021