Meaning

noun a habit worn by clerics

noun a one-piece garment for a woman; has skirt and bodice

verb put a frock on

originFrom Middle English frok, frokke, from Old French froc (“frock, a monk's gown or habit”), perhaps via Medieval Latin hrocus, roccus, rocus (“a coat”), from Frankish *hrokk (“skirt, dress, robe”), from Proto-Germanic *hrukkaz (“robe, jacket, skirt, tunic”), from Proto-Indo-European *kreḱ- (“to weave”). Cognate with Old High German hroch, roch (“skirt, dress, cowl”) – whence German Rock (“skirt,…

Etymology from Wiktionary, CC BY-SA 3.0