Synonym of boss key

A colony of hydrozoan polyps of the species Porpita porpita / (UK, finance, historical) An unauthorized clerk in the stock exchange.

Alternative form of push-button

Synonym of platter lift (“kind of ski lift”)

plural of button lift

plural of button lock

A type of lock (for knives, and other tools, of folding or collapsing type) in which the lock is released with the press of a button, usually on the side of the handle; such a lock often allows the tool to be locked closed as well as locked open.

A mechanical device used for intestinal anastomosis.

(simile) Very neat.

A pin used during an election as political advertising for (or against) a candidate or political party.