Have A Couple Meaning
(idiomatic) To drink enough alcohol to be slightly drunk
Example: 1992 Wesley Gibson, Shelter, Harmony Books, p144
He's kind of funny and likes to play the guitar when he's had a couple.
2005 Fay Freimuth, A Multitude of Mercies, iUniverse, p155
It's like he sees me as a woman once he's had a couple.
2008 Andrew Fusek Peters & Polly Peters, The Rock from the Sky, Evans Brothers, p41
For even the puniest, wouldnâ€™t know a muscle if it shook his hand at a party and said â€˜Hello, Iâ€™m Mister Bicep,â€™ foul-mouthed, inconsiderate, insensitive, â€˜isnâ€™t a feeling what you do with your hands?â€™ oafâ€“ once he's had a couple (and he is dreaming of coupling) â€“ voila!