Webster's Revised Unabridged Dictionary · 1913

Alnage

Alnage (al"naj) , noun

[Old French alnage, aulnage, French aunage, from Old French alne ell, of German origin: compare Old High German elina, Gothic aleina, cubit. See Ell.]

(O. Eng. Law) Measurement (of cloth) by the ell; also, a duty for such measurement.