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.
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
early 15c., from O.Fr. assertion (14c.), from L.L. assertionem (nom. assertio), noun of action from L. asserere "claim rights over something, state, maintain, affirm," from ad- "to" + serere "join" (see series). By "joining oneself" to a particular view, one "claimed" or "maintained" it.