A prudish or excessively modest person.

(usually uncountable) Prudishness or excessive modesty. / (countable) A euphemism; an act or expression of prudishness or excessive modesty.

plural of nice Nelly

Alternative form of nice-Nelly

Prudish or excessively modest. / Characterized by euphemism; euphemistic.

(US, slang, derogatory, offensive, ethnic slur) An Irish person, especially an immigrant to the United States.

(UK) Initialism of National Institute for Health and Care Excellence.

Alternative spelling of grey night

(astronomy) A night that does not become completely dark because the sun does not go further than 18° below the horizon.

Something or someone insignificant; a trifle.