stick (something) it up your arse イディオム
arse
1. British slang for the buttocks
2. (derog.) an objectionable person
3. a mistake, a poor job:"He made such an arse of that plastering that we will need to redo it"
arse about
to mess around, to waste time
arse about face
back to front; something that is in a mess. or crooked eg."Look at the state of that shelf you just put up, it's all arse about face!"
arse around
see arse about
arse-bandit
a homosexual male
arse-hole
1. (derog) British slang for an idiot, contemptible person
2. the anus
arse-licker
a sycophant
arse-licking
sycophantic behaviour
arse-on
a bad mood:"Keep out of Andy's way, he's got a the arse-on"
arse over elbow
see arse over tit