shred (n.) Look up shred at
Old English screade "piece cut off, cutting, scrap," from Proto-Germanic *skrauth- (source also of Old Frisian skred "a cutting, clipping," Middle Dutch schroode "shred," Middle Low German schrot "piece cut off," Old High German scrot, "scrap, shred, a cutting, piece cut off," German Schrot ""log, block, small shot"," Old Norse skrydda "shriveled skin"), from PIE *skreu- "to cut; cutting tool," extension of root *(s)ker- (1) "to cut" (see shear (v.)).
shred (v.) Look up shred at
Old English screadian "to peel, prune, cut off," from Proto-Germanic *skrauth- (source also of Middle Dutch scroden, Dutch schroeien, Old High German scrotan, German schroten "to shred"), from root of shred (n.). Meaning "cut or tear into shreds" is from 1610s. Related: Shredded; shredding.