|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 gadget; dingus; thingumbob.|
waterfall wa·ter·fall (wô'tər-fôl')
Blood flow in vascular beds where lateral pressure greatly exceeds venous pressure and tends to collapse vessels.