"one who or that which closes" anything, 1610s, agent noun from close (v.).

"pertaining to barbers," 1765, from -al (1) + Latin tonsorius "of or pertaining to shearing or shaving," from tonsor "a shaver, barber, shearer, clipper," from tonsus, past participle of tondere "to shear, shave, clip, crop," from PIE *tend-, from root *tem- "to cut." Generally used in an attempt at humor. Tonsorious in the same sense is attested from 1650s.

"to shut out, debar from admission or participation, prevent from entering or sharing," mid-14c., from Latin excludere "keep out, shut out, hinder," from ex "out" (see ex-) + claudere "to close, shut" (see close (v.)). Related: Excluded; excluding.

"tending to wear or rub off by friction," 1805, from Latin abras-, past-participle stem of abradere "to scrape away, shave off" (see abrasion) + -ive. Figurative sense of "tending to provoke anger" is first recorded 1925. Related: Abrasively; abrasiveness.

"thick, close, stuffy atmosphere," 1888. "orig dial. & School slang" [OED].

1650s, "act of abrading," from Medieval Latin abrasionem (nominative abrasio) "a scraping," noun of action from past-participle stem of Latin abradere "to scrape away, shave off," from ab "off" (see ab-) + radere "to scrape" (see raze (v.)). From 1740 as "result of abrasion."

"close with or as with a shutter," 1826, from shutter (n.). Related: Shuttered; shuttering.

mid-15c., "confined condition," from close (adj.) + -ness. Meaning "stuffiness" (of air) is from 1590s; meaning "nearness" is from 1716.

"women's close-fitting strapless top," 1979, from French bustier, from buste "bust" (see bust (n.1)).

"grievous loss," especially the death of a friend or close relation, 1731, from bereave + -ment.