In baseball a fence prop at the very least 90 legs behind home base to prevent the balls that pass the catcher in addition the catcher himself
- act as a backstop
- (baseball) the person who plays the positioning of catcher
- (baseball) a fence or display screen (as behind home dish) to avoid the ball from taking a trip from the playing industry
- a precaution in case of an emergency
if the subway stop is full of commuters, together with trains attracting tend to be full, you get on a train going in the contrary way to be able to board one end previous. Guaranteeing yourself an area from the train.
1819, in cricket, from back (adj.) + stop (n.). In U.S. baseball, from 1889, "fence behind the catcher;" figurative extension to "catcher on a baseball staff" is from 1890. The verb is attested from 1956 inside feeling of "help." Associated: Backstopped; backstopping.