Etymology
Advertisement

unload (v.)

1520s, in reference to cargo, from un- (2) + load (v.). Figurative sense (in reference to feelings, etc.) is recorded from 1590s. Used in reference to sales of stocks by 1870, hence U.S. colloquial sense "dispose of property the holding of which is risky" (1881). Related: Unloaded; unloading.

Advertisement
Advertisement
Definitions of unload

unload (v.)
remove (cargo, people, etc.) from and leave;
unload the cargo
Synonyms: drop / drop off / set down / put down / discharge
unload (v.)
remove the load from (a container or vehicle);
unload the truck
Synonyms: unlade / offload
From wordnet.princeton.edu