shut-eye (n.)youdaoicibaDictYouDict[shut-eye 词源字典]
colloquial for "sleep," 1899, from shut (v.) + eye (n.). Hans Christian Andersen's "Ole Shut-eye," about a being who makes children sleepy, came out 1842; "The Shut-Eye Train" popular children's poem by Eugene Field, is from 1896.[shut-eye etymology, shut-eye origin, 英语词源]
shut-in (n.)youdaoicibaDictYouDict
"person confined from normal social intercourse," 1904, from the verbal phrase, from shut (v.) + in (adv.).
shutdown (n.)youdaoicibaDictYouDict
also shut-down, 1884, of factories, etc.; 1911 of machines; from shut (v.) + down (adv.).
shute (n.)youdaoicibaDictYouDict
1790, "channel, trough," dialectal combination of chute and shoot (n.1).
shutout (n.)youdaoicibaDictYouDict
also shut-out, 1889 in baseball sense, from verbal phrase shut out "exclude from a situation" (late 14c.; from 1881 in the sports score sense), from shut (v.) + out (adv.). Middle English had a verb outshut "to shut out, exclude," mid-15c.
shutter (v.)youdaoicibaDictYouDict
1826, from shutter (n.). Related: Shuttered; shuttering.
shutter (n.)youdaoicibaDictYouDict
1540s, "one who shuts" (see shut (v.)); meaning "movable wooden or iron screen for a window" is from 1680s. Photographic sense of "device for opening and closing the aperture of a lens" is from 1862.
shutter-bug (n.)youdaoicibaDictYouDict
"enthusiastic amateur photographer," 1940, from shutter (n.) + bug (n.) in the "enthusiast" sense.
shuttle (n.)youdaoicibaDictYouDict
Old English scytel "a dart, arrow," from Proto-Germanic *skutilaz (cognates: Old Norse skutill "harpoon"), from PIE *skeud- "to shoot, to chase, to throw, to project" (see shoot (v.)). The original sense in English is obsolete; the weaving instrument so called (mid-14c.) from being "shot" across the threads. Sense of "train that runs back and forth" is first recorded 1895, from image of the weaver's instrument's back-and-forth movement over the warp; extended to aircraft 1942, to spacecraft 1969. In some other languages, the weaving instrument takes its name from its resemblance to a boat (Latin navicula, French navette, German weberschiff).
shuttle (v.)youdaoicibaDictYouDict
1550s, "move rapidly to and fro," from shuttle (n.); sense of "transport via a shuttle service" is recorded from 1930. Related: Shuttled; shuttling.
shuttlecock (n.)youdaoicibaDictYouDict
1570s, from shuttle (v.) + cock (n.2).
shy (adj.)youdaoicibaDictYouDict
late Old English sceoh "timid, easily startled," from Proto-Germanic *skeukh(w)az "afraid" (cognates: Middle Low German schüwe, Dutch schuw, German scheu "shy;" Old High German sciuhen, German scheuchen "to scare away"). Uncertain cognates outside Germanic, unless in Old Church Slavonic shchuti "to hunt, incite." Italian schivare "to avoid," Old French eschiver "to shun" are Germanic loan-words. Meaning "lacking, short of" is from 1895, American English gambling slang. Related: Shyly; shyness.
shy (v.1)youdaoicibaDictYouDict
"to throw (a missile) with a jerk or toss," 1787, colloquial, of unknown origin and uncertain connection to shy (adj.). Related: Shied; shying.
shy (v.2)youdaoicibaDictYouDict
"to recoil," 1640s, from shy (adj.). Related: Shied; shying.
Shylock (n.)youdaoicibaDictYouDict
"usurer, merciless creditor," 1786, from Jewish money-lender character in Shakespeare's "The Merchant of Venice" (c. 1596).
shyster (n.)youdaoicibaDictYouDict
"unscrupulous lawyer," 1843, U.S. slang, probably altered from German Scheisser "incompetent worthless person," from Scheisse "shit" (n.), from Old High German skizzan "to defecate" (see shit (v.)).
siyoudaoicibaDictYouDict
"yes" in Italian, Spanish, Portuguese; from Latin sic "so" (see sic).
sialo-youdaoicibaDictYouDict
before vowels sial-, word-forming element meaning "saliva," from comb. form of Greek sialon "saliva."
SiamyoudaoicibaDictYouDict
name of Thailand before 1939 and from 1945-48, from Thai sayam, from Sanskrit syama "dark," in reference to the relative skin color of the people.
Siamese (adj.)youdaoicibaDictYouDict
"of or pertaining to Siam," 1690s; see Siam + -ese. Also from 1690s as a noun meaning "native of Siam." the original Siamese twins (exhibited from 1829) were Chang and Eng (1814-1874), Thai-Chinese natives of Siam who settled in the U.S. Hence Siamesed (adj.) "joined in the manner of Siamese twins" (1830). Siamese cat is attested from 1871.