bugger

US /ˈbʌɡ.ɚ/
UK /ˈbʌɡ.ɚ/
1.

a rude word for a silly or annoying person:

:
Well you shouldn't have drunk so much, should you, you daft bugger!
1.

a rude word used to express anger:

:
Oh bugger, it's raining!
1.

a rude word meaning to break or spoil something:

:
You've just buggered your chances of promotion!