peanut gallery
noun
1.
Informal.
the rearmost and cheapest section of seats in the balcony or the uppermost balcony of a theater.
2.
Slang.
a source of insignificant criticism:
No remarks from the peanut gallery!
Origin
1885-90,
Americanism
Slang definitions & phrases for
peanut gallery
peanut gallery
noun phrase
The topmost rows of a theater
(1888+)
A group or individual whose opinion is considered inconsequential