a smart-arse

(British very informal) also a smart-ass (American very informal)

someone who is always trying to seem more clever than everyone else in a way that is annoying OK, smart-arse, do you have a better idea? (British very informal)

Common Names:

Name	Pronounced	Usage
Caspian	KAS-pee-ən (English)	Literature
Jam	-	Persian Mythology
Brunhild	-	Germanic Mythology, Ancient Germanic
Addie	['ædi]
Darden	DAHR-dən	English (Rare)
Jimeno	hee-ME-no	Spanish (Rare)