Meaning of "finger" "quotes"

a pair of quotation marks gestured by a speaker's fingers in the air, to indicate that what is being said is ironic or mocking, or is not a turn of phrase the speaker would typically employ.

air quotes

air quotes
pl.n.
Gestures in which the index and middle finger of each hand are held up and curled at the same time, in imitation of quotation marks, used to indicate that something being said was actually said by someone else, is viewed with skepticism, or is a popular turn of phrase. Also called finger quotes.