noun.
In a sawmill, a steam-operated device for flipping, upsetting, or throwing over a log, cant, or piece of timber from a set of live rolls to other rolls, or for throwing a log out of the log-slide to the log-deck preparatory to rolling it down the sloping deck to the log-loader.
noun.
A limb used to swim with.
noun.
The hand: as, give us your flipper.
noun.
Part of a scene, hinged and painted on both sides, used in trick changes.
noun.
A flapjack; a kind of griddle-cake.