You think you're so smart, but that's just your arse talking.

The smart arses in the class always have the cleverest comebacks.

The room was filled with the foul stench of arse breaths.

He called him an arse breath.

He is known for his arse-licking behavior.

She blushed and her arse cheeks turned bright red.

He thinks he's such a smart-arse.

The smart-arses in the class always have a witty remark.

Grassy arse, mate!

He accidentally showed his arse crack when he bent over.