Etymology From 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, coat”) –, Saterland Frisian Rok (“skirt”), Dutch rok (“skirt, petticoat”), Old English rocc (“an overgarment, tunic, rochet”), Old Norse rokkr (“skirt, jacket”), whence Danish rok (“garment”).
1
A dress, a piece of clothing, which consists of a skirt and a cover for the upper body.
This was just what he had been afraid of. These blithering women who thought they could do a man's work. Why the hell couldn't they stay at home and mind their pots and pans and stick to their frocks and gossip and leave men's work to the men.1953, Ian Fleming, “Black Hare and Grey Hound”, in Casino Royale, London: Pan Books, published 1955, page 105:
2
An outer garment worn by priests and other clericals; a habit.
Etymology From 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, coat”) –, Saterland Frisian Rok (“skirt”), Dutch rok (“skirt, petticoat”), Old English rocc (“an overgarment, tunic, rochet”), Old Norse rokkr (“skirt, jacket”), whence Danish rok (“garment”).
1
To clothe (somebody) in a frock.
[…] Mrs. Parmly-Coles, in thus frocking her daughter, was no jealous cat but a pearl among mothers.1935, Hearst's International Combined with Cosmopolitan, page 113:
MajGen Richard G. Schulze […] was selected for two-star rank by members of the January selection board. He was frocked on 27 Jan and assigned new duties as CG, MCRD, San Diego.1976, The Marine Corps Gazette, volumes 61-62, page 4: