grab bag

See also: grabbag and grab-bag

English

grab bag (plural grab bags)

A gift, purchase, etc. whose contents are concealed until after a selection is made.
Winners can choose a gift from the grab bags on the table.
(figuratively) Any random assortment, selection or possibility.
Synonym: mixed bag
With that system, it's a grab bag which files we can find at any moment.
- 2015, Mark Ribowsky, Whiskey Bottles and Brand-New Cars:
  There were now a grab bag of southern country-rock units with a new wrinkle—Black Oak Arkansas, for one, combined psychedelia, fifties rock, Hindu spiritualism, and gospel into “psycho-boogie,” or “raunch 'n' roll.”
- 2020 August 18, James Poniewozik, “A D.N.C. Opening Night for the New Abnormal”, in The New York Times‎:
  There was no location, really — most of the convention took place in a Milwaukee of the mind. […] Instead, the teleconvention kept a few standards (like the Bruce Springsteen–soundtracked montage) and borrowed from a grab bag of other TV formats, from talk show to cable news to reality-TV reunion special.
A moderately large bag of crisps or other snack, intended for sharing.
A bag containing essential items, which can be easily picked up and taken in an emergency.
Synonyms: bug-out bag, go bag