n. 1. One who, or that which, ejects or dispossesses. [ 1913 Webster ]
2. (Mech.) A jet jump for lifting water or withdrawing air from a space. [ 1913 Webster ]
3. That part of the mechanism of a breech-loading firearm which ejects the empty shell. [ Webster 1913 Suppl. ]
Ejector condenser (Steam Engine), a condenser in which the vacuum is maintained by a jet pump. [ 1913 Webster ]