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1590s, "go in an oblique direction," from earlier adjective meaning "slanting" (c.1500), probably from Middle English aslope (adv.) "on the incline" (late 15c.), from Old English *aslopen, past participle of aslupan "to slip away," from a- "away" + slupan "to slip" (see sleeve). From 1709 as "to be in a slanting position;" transitive sense "place in a slanting position" is from c.1600. Related: Sloped; sloping.
1610s, "inclination," from slope (v.). Meaning "an incline, a slant (of ground)" is from 1620s. Derogatory slang meaning "Oriental person" is attested from 1948.
: She had a lot of things on her desk top, including a mondo-size slo-mo printer/ chock-full of slomo sequences of hunks running along the wateradverb
In slow motion; slowly: A man named Ahmed skated slomo (1970s+)