/ Dictionary / Index T tech. sgt.: Meaning and Definition of Find definitions for: tech. sgt. Pronunciation: [key] technical sergeant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. techno-thriller techy Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language