"to carry or drag," 1922 (in Joyce's "Ulysses"), from Yiddish shlepen "to drag," from M.H.G. sleppen, related to O.H.G. sleifen "to drag," and slifan "to slide, slip" (cf. M.E. slippen; see
slip (v.)). The noun meaning "stupid person, loser" is from 1939, short for schlepper