squirt (v.)youdaoicibaDictYouDict[squirt 词源字典]
late 15c., squyrten "to spit" (intransitive), of uncertain origin, probably imitative. Transitive sense "cause to issue in a sudden jet or stream" is from 1580s. Related: Squirted; squirting. Squirt-gun attested from 1803.[squirt etymology, squirt origin, 英语词源]
squirt (n.)youdaoicibaDictYouDict
late 14c., "diarrhea," from squirt (v.). Meaning "jet of liquid" is from 1620s. Meaning "a whipper-snapper" is from 1839.