Im buying some loons tonight
by Massive log February 8, 2019

Shortened version of the Canadian word 'loonie' which means a one Canadian dollar coin which has a loon (bird) on one side. It is equivalent to UK 'Quid'
by Canadianhero September 3, 2012

Dave and I grabbed a 6 pack of Busch and headed down to the lake for some looning. Little fight, no bite.
by Jr'sRaceToWin123 July 6, 2011

Damn that guy was chewing on his finger because he thought it was a peice of chicken. What a fucking LOON!
by Delta9 May 13, 2005

In Aberdeen, Scotland, it's local dialect (doric) meaning a young guy. That's probably why there's another definition further up, for fans of the Scottish actor Billy Boyd. Whose not from Aberdeen I think but never mind.
by loon July 2, 2004

by Loopyloulou September 11, 2006
