Top Definition
A multi purpose firefighting tool, used for forcing entry into buildings. Similar to a pry bar or crow bar but with a pike end, a forked end and an adz (flat) end.

Grab the halligan and force that door.
by Westley E October 21, 2007
2 more definitions
A name given to an athletically gifted person.
steve noticed carl running around the track at an incredible pace, he then exclaimed he must be a halligan jimmer
by jiggamoe February 19, 2011
The process of doing something that your not supposed to, then being upset you have to reep the consequences.
Josh got fired for being on a website that we were not supposed to be on, What a Halligan!!!!
by King of Rice November 02, 2007

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