1 definition by Pkinc

Top Definition
A prison name for someone who's in doing time or someone who has done time (Britain and Ireland). In use the mid 20th century and probably alot earlier too. In a song written by Brendan Behan; the old triangle.
Lag- He's an old lag, done plenty of time in Mountjoy.
by Pkinc October 28, 2009
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