mammock /ˈmamək/noun 1verb 1forms 3 noun1 •(dialect, no longer used) A shapeless piece; a fragment."Can. Let me be torn into mammocks with wild Bears if I make not a gallemaufry of thy heart" — 1600 verb1 •(dialect, no longer used) To tear to pieces.to keep off the profane touch of the Laicks, whilst the obscene, and surfeted Priest scruples not to paw, and mammock the sacramentall bread, as familiarly as his Tavern Bisket — 1641 formsmammocked · mammocking · mammocks