noun
a surface of which one end or side is at a higher level than another; a rising or falling surface.
verb
(of a surface or line) be inclined from a horizontal or vertical line; slant up or down.
(US, extraordinary offensive, derogatory, ethnic slur) Derived from the term ‘slant, slippery’. A derogatory term for an Asian, especially one who has slanting eyes because of epicanthic folds. Also a racist term, especially American English.
The ethnic slur slope was attested in 1940. This slur is used during the Vietnam War to refer to a Vietnamese. Do not use this sense of the word in either formal and informal contents.