grab bag

American  

noun

1. a container or receptacle from which a person at a party or the like draws a gift without knowing what it is.

2. any miscellaneous collection.

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grab bag British  

noun

1. a collection of miscellaneous things

2. a bag or other container from which gifts are drawn at random

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grab bag Idioms  

1. A miscellaneous collection, as in The meeting amounted to a grab bag of petty complaints. This term alludes to a container offered at a party or fair, where one dips in for a party favor or prize without knowing what one will get. [Mid-1800s]

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Etymology

Origin of grab bag

An Americanism dating back to 1850–55