A relatively common surname of Irish origin. Originally meaning 'heroic one'.
That person is exceptionally attractive; they must be a Leahy.
by ellyn October 25, 2006
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Computer lab, administrative building, and DPS stronghold at the Catholic University of America.

Typically it is inhabited by large African-American security personnel, bizarre international students, and one or two senile faculty members--unless it's finals, in which case it is impossible to find an open seat in the computer lab due to the mass influx of cramming undergrads.
CUA student #1: Damn, finals sucks. Where are you gonna be all week?

CUA student #2: I'm poppin a few addies and pullin an all-nighter in club leahy.
by CUAstudent February 28, 2010
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A name of Hawaiian origins which means so hot that the sun needs sunglasses to look at you.
That ass is so Leahi.
by millerpm February 4, 2010
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A special breed of human who can simpley possess ones mind with a glance. You will be forced into submission by your desire for them.
Wow will I’m feeling leahyed!
by Heheyup March 8, 2019
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To get screwed royally up the assholes.
I was walking down the street minding my business when my friend Taylor "Leahied" me by showing up with my mom.
by Matty :-D September 24, 2008
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Often associated with college boys that are shorter than five feet in height, also look to be associated with down syndrome, or other disfiguring diseases, mixed with a type of dwarfism.
Oh! Look at that guy! He looks like a Leahy!
by jshgisdfhgiah June 28, 2010
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noun

(1) a term used to describe a cheesy come on to a woman that surprisingly works

(2) a line used by a male with terrible game to impress a member of the opposite sex

(3) a series of words stolen from a harlequin romance novel re-told with the hopes of getting some action
Example #1
Random guy: "Baby are you tired? Because you have been running through my mind all day."
Random Girl: You think a leahy like that is going to work on me?
by Tipper603 October 14, 2010
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