Main Entry: nui·sance

Pronunciation: \ˈnü-s^ən(t)s, ˈnyü-\

Function: noun

Etymology: Middle English nusaunce, noisaunce, from Anglo-French, from nuisir, nuire to harm, from Latin nocēre — more at noxious

Date: 15th century

1 : harm, injury
2 : one that is annoying, unpleasant, or obnoxious : pest