Betamarsed
Not being remotely bothered about a situation or persons word in rapid fashion.
Guy1 “Took my bird to that new Chinese restaurant last night”
Guy2 “Betamarsed”
Or
Guy1 “ Feeling pretty down today, my cat died yesterday”
Guy2 “ Bet I’m arsed at all mate”
Guy2 “Betamarsed”
Or
Guy1 “ Feeling pretty down today, my cat died yesterday”
Guy2 “ Bet I’m arsed at all mate”