The Collaborative International Dictionary of English v.0.48:
Scarf \Scarf\, n.; pl. Scarfs, rarely Scarves (sk[aum]rvz).
[Cf. OF. escharpe a pilgrim's scrip, or wallet (hanging about
the neck), F. ['e]charpe sash, scarf; probably from OHG.
scharpe pocket; also (from the French) Dan. skiaerf; Sw.
sk[aum]rp, Prov. G. sch[aum]rfe, LG. scherf, G. sch[aum]rpe;
and also AS. scearf a fragment; possibly akin to E. scrip a
wallet. Cf. Scarp a scarf.]
An article of dress of a light and decorative character, worn
loosely over the shoulders or about the neck or the waist; a
light shawl or handkerchief for the neck; also, a cravat; a
Put on your hood and scarf. --Swift.
With care about the banners, scarves, and staves. --R.