"act or action of tripping" (transitive), early 14c., from trip (v.); sense of "a short journey or voyage" is from mid-15c.; the exact connection to the earlier sense is uncertain. The meaning "psychedelic drug experience" is first recorded 1959 as a noun; the verb in this sense is from 1966, from the noun.
temperature scale, 1753, named for Gabriel Daniel Fahrenheit (1686-1736), Prussian physicist who proposed the scale in 1714. The "zero" in it is arbitrary, based on the lowest temperature observed by him during the winter of 1709 in Danzig. An abstract surname meaning literally "experience."
c. 2000 in gamer slang, variant of newbie; often used interchangeably with it, but also often with a more derogatory shade of meaning; newbies owe their clueless behavior to lack of experience and are capable of improvement, while the fundamental characteristic of noobs is incorrigible obnoxiousness or stupidity.
c. 1200, "act of enticing someone to sin," also "an experience or state of being tempted," from Old French temptacion (12c., Modern French tentation), from Latin temptationem (nominative temptatio), noun of action from past-participle stem of temptare "to feel, try out" (see tempt). Meaning "that which tempts a person (to sin)" is from c. 1500.
1660s (the experience itself is described from 1620s), from Dutch kielhalen, literally "to haul under the keel," an old punishment for certain offenses; from kiel- (see keel (n.)) + halen "to haul, pull" (see haul (v.)). Hence, figuratively, "to reprimand severely." Related: Keelhauled. German kielholen, Danish kjølhale, Swedish kölhala also are from Dutch. Related: Keelhauling.
"to explain, as a man to a woman, in a way that she feels insults or ignores her intelligence and experience in the matter," by 2008, from man (n.) + second element from explain (v.). The form 'splain, as a clip of explain, had been used at least since the 1960s as a colloquialism. Related: Mansplained; mansplaining.
"worrisome or suspenseful experience," by 1999, perhaps originally in reference to close games in sports, from the notion of biting one's fingernails as a sign of anxiety (attested from 1570s); see nail (n.) + bite (v.). Nail-biting (n.) is from 1805; nail-biter as "person who habitually or compulsively bites his fingernails" is by 1856.
17c., in reference to reasoning from a consequent to its antecedent, from an effect to its cause; Latin, literally "from what comes after;" from a "off, away from," usual form of ab before consonants (see ab-) + posteriori, neuter ablative of posterius, comparative of posterus "after, subsequent," from post "after" (see post-). Opposed to a priori. In modern use (from c. 1830, based on Kant) roughly equivalent to "from experience."