colloquialism vs meal ticket

colloquialism and meal ticket both are nouns.

Word	Noun	Adjective	Verb	Adverb
colloquialism	Yes	No	No	No
meal ticket	Yes	No	No	No

colloquialism (noun)	meal ticket (noun)
a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech	coupon redeemable at a restaurant and entitling the holder to a meal
	a source of income or livelihood