1590s, from L. laceratus, pp. of lacerare "tear to pieces, mangle," from lacer "torn, mangled," from PIE base *leq- "to rend" (cf. Gk. lakis "tatter, rag," lakizein "to tear to pieces;" Rus. lochma "rag, tatter, scrap;" Albanian lakur "naked"). Related: Lacerated; lacerating.