scrimshaw (n.)youdaoicibaDictYouDict[scrimshaw 词源字典]
1864, "A nautical word of unstable orthography" [Century Dictionary], back-formation from scrimshander ("Moby Dick," 1851), scrimshonting (1825), American English, of unknown origin. Scrimshaw is an English surname, attested from mid-12c., from Old French escremisseor "fencing-master."[scrimshaw etymology, scrimshaw origin, 英语词源]