Someone who cant pick a winner and loses money on crap bets.
Look at Paulie! 100 quid on a donkey in the 2.15 at Ling , No chance ! He will go blow his dough on the brickies PC now. Proppa mug punter that Paulie.
What a mug punter he is to do that!!
He’s truly treat you like a mug punter.
When a guy is talking to a girl and another girl breaks into the conversation and says something offensive about the girl he's talking to and gets turned off by it.
Stop being such a cock punter Mary, I like him.