Top Definition
Carrying out desperate but successful last minute actions
Bankruptcy loomed, but we Callaghaned the deal.
#bailout #desperate #backroom #saviour #hero
by Evil G April 09, 2009
A complete and utter dick.
Lily: "God! Your such a Callaghan!"
Michael: *gasps*
#bh6 #big hero 6 #dick #fuckboy #twat
by DolphinEmoji March 30, 2015
Guiness, Jack Daniels, Cornbeef and Cabbage, Potatoes
"Hey Callaghan after your done eating your cornbeef and cabbage with that side dish of potatoes, wanna take some shots of Jack Daniels and chase them with Guiness?"

#jack daniels #guiness #cornbeef #cabbage #potatoes
by Elyse C. June 17, 2008
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