nuisancenui‧sance /ˈnjuːsəns $ ˈnuː-/ ●●○S3 noun 🔊 🔊 1[countable usually singular]ANNOY a person, thing, or situation that annoys you or causes problemsa real/awful/terrible etc nuisance 🔊 The dogs next door are a real nuisance.What a nuisance! British English 🔊 What a nuisance! I’ve forgotten my ticket.I hate to be a nuisance .../Sorry to be a nuisance ... 🔊 I hate to be a nuisance, but could you move your car to the other side of the street? 🔊 Stop making a nuisance of yourself (=annoying other people with your behaviour)! 🔊 It’s a nuisance having to get up that early on a Sunday morning.2[countable, uncountable] lawSCL the use of a place or property in a way that causes public annoyance 🔊 The nightclub has been declared a public nuisance.