Bet the shite
Heard in Dublin
To beat someone severely; also, to defeat comprehensively.
1)Yer man was slaggin me so I bet the shite outta him" "2)Jaysus united bet the shite outa liverpool in that match didnt they?
That fellow was teasing me mercilessly so I thrashed him soundly. Good heavens, United absolutely trounced Liverpool in that match, did they not?