n. & v.
n. 1 a sudden involuntary expulsion of air from the nose and mouth caused by irritation of the nostrils. 2 the sound of this.
v.intr. make a sneeze. not to be sneezed at colloq. not contemptible; considerable; notable. sneezer n. sneezy adj.
[ ME snese, app. alt. of obs. fnese f. OE -fnesan, ON fn°sa & replacing earlier and less expressive nese ]