/ Dictionary / Index D dumpy level: Meaning and Definition of Find definitions for: dump'y lev"el Pronunciation: [key] — Survey. Survey. an instrument consisting of a spirit level mounted under and parallel to a telescope, the latter being rigidly attached to its supports. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dumpy dum spiro, spero* Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language