HyperDic

English > 1 sense of the expression act involuntarily:
VERBbodyact involuntarily, act reflexivelyact in an uncontrolled manner
English > act involuntarily: 1 sense > verb 1, body
MeaningAct in an uncontrolled manner.
PatternSomebody ----s
Synonymact reflexively
Narrowerblink, wink, nictitate, nictatebriefly shut the eyes
fart, break windExpel intestinal gases through the anus
salivateproduce saliva
sneezeexhale spasmodically, as when an irritant entered one's nose
Broaderact, behave, doBehave in a certain manner

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