/ Dictionary / Index T thread-line fishing: Meaning and Definition of Find definitions for: thread'-line fish"ing Pronunciation: (thred'līn"), [key] — Angling. Angling. spinning (def. 3). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. thread-legged bug thread mark Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language