a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
a chattering or flighty, light-headed person.
a fool or simpleton; ninny.
a gadget; dingus; thingumbob.
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
1598, from It. pistacchio, from L. pistacium "pistachio nut," from Gk. pistakion, from pistake "pistachio tree," from Pers. pista "pistachio tree." Borrowed earlier (1533) as pystace, from O.Fr. form pistace (13c.).