[f. STUFF v.1 + -ING2.] In obs. sense: That stuffs or clogs the organs of breathing; that produces a sense of obstruction; oppressive to the head or lungs.
157980. North, Plutarch, Sertorius (1595), 631. When they should draw their breathes, this stuffing ayre and dust came in at their mouthes so fast, that they had much a do to hold out two dayes.
1653. Culpepper, Engl. Physic. enlarged (1656), 98. The scent of the whole Plant [sc. Featherfew] is very strong, and stuffing.
1727. [Dorrington], Philip Quarll, 19. Stale roasted Roots, which eat much pleasanter than the fresh, and are less stuffing.