(intransitive, stative, idiomatic) To be in a state of doing or being about to do something that one is likely to regret; usually unknowingly or forgetfully.

Synonym of be born yesterday

plural of not yet

Transformative changes require sacrifice.

Alternative form of call a spade a spade

(Australia, slang) Not very good; unimpressive; of poor quality.

Mazurek Dąbrowskiego (the national anthem of Poland)

Alternative form of eat to live, not live to eat

Alternative form of pay no mind

(idiomatic) To appear to be no older chronologically than a certain age.