"More likely it was nits"

Hunting lice by candlelight
Public DomainHunting lice by candlelight - Credit: Andries Both
‘Nits’ is a British term for head lice. Nit is also the term for the egg of a louse. Like fleas, these scary-looking insects generally feed on skin and blood.


The term ‘nitpicking’, which means trivial faultfinding, is derived from the act of picking nits from hair.