/ Dictionary / Index S spiny lobster: Meaning and Definition of Find definitions for: spin'y lob'ster Pronunciation: [key] any of several edible crustaceans of the family Palinuridae, differing from the true lobsters in having a spiny shell and lacking the large pincers. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. spiny lizard spiny rat Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language