Pŭf'fĭn, n.

[Fr. puffin, W. puffingen, allied to puff.] 1. (Ornith.) A marine diving bird (the Fratercula arctica), allied to the auk, and having a short, thick beak like that of the parrot, whence the name. It is found in the northern seas. Manx puffin, the Manx shear-water, allied to the petrel. 2. A kind of fungus with dust.