present participle of one-way

plural of one-acter

(transgender slang, derogatory) Transphobic humour satirising non-binary gender identities through mockingly identifying as fanciful objects; seen as trite and uninspired.

simple past tense and past participle of one up

present participle of one up

not in the slightest; not in the least

(idiomatic) To misspeak, to say something embarrassing or wrong, or to make a mistake in public, or a social blunder, that is embarrassing or offensive.

The state of having invested heavily in just one area. / The state of having devoted all of one’s resources to one thing.

(idiomatic) To remain calm, composed, focused, or aware.

Alternative form of wear one's heart on one's sleeve