/ Dictionary / Index B blast lamp: Meaning and Definition of Find definitions for: blast' lamp" Pronunciation: [key] a torch or lamp, as a blowtorch or a lamp for lampworking, in which the flame is fed by an air or oxygen blast. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. blasting powder blasto- Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language