/ Dictionary / Index B Ban-Lon: Meaning and Definition of Find definitions for: Ban-Lon Pronunciation: (ban'lon"), [key] — Trademark. Trademark. a brand of multistranded, continuous-filament synthetic yarn modified by crimping to increase bulk. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bank swallow Banneker Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language