The egg of a louse. / A young louse. / (UK, Ireland, slang) A head louse regardless of its age. / (UK, slang) A fool, a nitwit. / A nitpicker. / A minor shortcoming.

(MLE) To have the modus vivendi of a drug addict, to live the life of a nitty.

A candela per square metre.

Synonym of nat (logarithmic unit of information)

(poker) A player with an overly cautious and reactive playing style.

plural of nit

(mining) The refuse from good ore.

present participle of nit

simple past tense and past participle of nit

(rare) Infested with nits.