| one-on-one | |
| —adj | |
| denoting a relationship or encounter in which someone is involved with only one other person: a one-on-one meeting | |
| 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. |