Tweezer vs. Tweezers — What's the Difference?

Tweezers.

Tweezers are small tools used for picking up objects too small to be easily handled with the human fingers. The tool is most likely derived from tongs, pincers, or scissors-like pliers used to grab or hold hot objects since the dawn of recorded history.

(attributive) tweezers.

A small pincerlike instrument, usually made of metal, used for handling or picking up small objects (such as postage stamps), plucking out (plucking) hairs, pulling out slivers, etc.

(US) A pair of tweezers, tweezers.

Small pinchers used to pluck out hairs, and for other purposes.

To use tweezers.

A hand tool for holding consisting of a compound lever