bugger off
Go away.
noun
A heretic.
Someone who commits buggery; a sodomite.
The British Sexual Offences Act of 1967 is a buggers’ charter.
A foolish or worthless person or thing; a despicable person.
He's a silly bugger for losing his keys.
The bugger’s given me the wrong change.
A situation that is aggravating or causes dismay; a pain.
So you're stuck out in the woop-woop and the next train back is Thursday next week. Well, that's a bit of a bugger.
Someone viewed with affection; a chap.
How are you, you old bugger?
1946, Olaf Stapledon, Arms Out of Hand, in Collected Stories, Gutenberg Australia eBook #0601341, Good luck, you old bugger!
verb
To have anal sex with, sodomize.
To be buggered sore like a hobo's whore (Attributed to Harry Mclintock's 1920s era Big Rock Candy Mountain)
To break or ruin.
This computer is buggered! Oh no! I've buggered it up.
Expressing contemptuous dismissal of the grammatical object.
Bugger Bognor. (Alleged to be the last words of King George V of the United Kingdom in response to a suggestion that he might recover from his illness and visit Bognor Regis.)
Oh, bugger this! I'm going out for a beer instead.
intj
An expression of annoyance or displeasure.
Bugger, I've missed the bus.
Dear Lord, forgive me for what I am about to, ah, say in this magnificent place of worship. Bugger. Bugger! Bugger-bugger-bugger-bugger!