Old English wyrman "make warm" and wearmian "become warm;" from the root of warm (adj.). Phrase warm the bench is sports jargon first recorded 1907. Related: Warmed; warming.
SCOTCH WARMING PAN. A wench. [Grose, "Dictionary of the Vulgar Tongue," 1785]
"debatable, subject to discussion," by 1650s, from moot case (1570s), earlier simply moot (n.) in the specialized sense "discussion of a hypothetical law case" (1530s) in law student jargon. The reference is to students gathering to test their skills in mock cases.
"policy of adopting actions to circumstances while holding goals unchanged," 1870, originally a word in continental politics; see opportune + -ism. Compare opportunist. Later, in the jargon of socialism and communism, "policy of concession to bourgeois society in the course of developing socialism."
also a.p.b., "general alarm," 1960, police jargon initialism (acronym) for all-points bulletin, itself attested by 1953 (perhaps more in detective novels than in actual police use). The notion is "information of general importance," broadcast to all who can hear it.
"state of being prepared," 1580s, nautical jargon, "fit for sailing," from trim (v.). From 1570s as "ornament, decoration;" the meaning "visible woodwork of a house" is recorded from 1884; sense of "ornamental additions to an automobile" is from 1922. Slang meaning "a woman regarded as a sex object" is attested from 1955, American English.
c. 1400, obtunden, (transitive) "to render dead, make dull, blunt, deaden," used occasionally in English, especially in medical jargon; from Latin obtundere "to blunt, make dull, weaken, exhaust," literally "to beat against" (see obtuse). Related: Obtundation; obtunded.