Source : Webster's Revised Unabridged Dictionary (1913)

Flange \Flange\, v. t. [imp. & p. p. {Flanged} (fl[a^]njd); p.
   pr. & vb. n. {Flanging} (fl[a^]n"j[i^]ng).] (Mach.)
   To make a flange on; to furnish with a flange.