Meaning

verb moderate or restrain; lessen the force of

verb flap the wings wildly or frantically; used of falcons

verb soak in a special solution to soften and remove chemicals used in previous treatments

originA patronymic surname that is derived from Batte, a medieval form of the male given name Bartholomew + -s (denoting "son of") hence meaning "son of Bartholomew".

Etymology from Wiktionary, CC BY-SA 3.0