jump to corresponding sense entry
verb
Act in an uncontrolled manner.
synonym: act involuntarily.
is a specific kind of: act, behave, do.
is a broader term that covers: sneeze | blink, nictate, nictitate, wink | break wind, fart | salivate.
Find more on act reflexively elsewhere: etymology - rhymes - Wikipedia.
debug info: 0.0241