Meaning of STANDBY

Pronunciation:			'stand`bI
WordNet Dictionary
	Definition:		[n]  something that can be relied on when needed [n]  an actor able to replace a regular performer when required [adj]  ready for emergency use; "a standby generator"; "a standby crew"
	Websites:
	Synonyms:		secondary, understudy
	See Also:		actor, histrion, player, role player, thespian, thing