Definify.com
Webster 1913 Edition
Forcer
For′cer
,Noun.
1.
One who, or that which, forces or drives.
2.
(Mech.)
(a)
The solid piston of a force pump; the instrument by which water is forced in a pump.
(b)
A small hand pump for sinking pits, draining cellars, etc.
Webster 1828 Edition
Forcer
FORCER
, n.1.
He or that which forces, drives or constrains.2.
The embolus of a pump; the instrument by which water is driven up a pump.