toot (v.)youdaoicibaDictYouDict[toot 词源字典]
c. 1500, of horns, ultimately imitative, also found in Middle Low German and Low German tuten "blow a horn." Related: Tooted; tooting. Tooting as a strong affirmative (as in you're damned tootin') is attested from 1932, American English.[toot etymology, toot origin, 英语词源]
toot (n.)youdaoicibaDictYouDict
1640s, from toot (v.); meaning "cocaine" is attested by 1977.