a pig in a poke

something that you buy without knowing if it is good or not When you buy a used car, you may be getting a pig in a poke.

Etymology: based on an old meaning of buy a pig in a poke (buy a pig in a bag), which you would buy without first seeing it

a pig in a poke

something that you buy or accept without first seeing it or knowing what it is like, with the result that it might not be what you want Clothes from a catalogue are a pig in a poke. You can't feel the quality of the fabric or know if the clothes will fit.

Common Names:

Name	Pronounced	Usage
Shmuel	-	Hebrew
Siri	SEE-ree (Swedish)	Swedish, Norwegian, Danish
Childers	['tʃildəz]
Gusta	-	Dutch
Damien	-	French
Margot	mar-GO	French