(idiomatic, US, informal) Barring unforeseen circumstances.

(idiomatic) To overstep a boundary, rule, or limit; to go too far or do something unacceptable. / To finish a race. / To achieve completion of something. / To cross the equator, as a vessel at sea.

(physics) the description of natural phenomena in mathematical form, especially in order to derive fundamental laws of nature and to derive conclusions from these laws

On a level with the eye of the observer, as of a picture hung in on a wall. / (idiomatic) At risk, as in a contest or enterprise. / Currently calling on the telephone.

(idiomatic) Anyway; despite.

(idiomatic, colloquial) Something or someone excellent, surpassingly wonderful, or cool. / Used other than figuratively or idiomatically: see bee, -'s, knee. Corbiculae.

(idiomatic) To ward off poverty or hunger. / (idiomatic, humorous, euphemistic) To delay sexual ejaculation.

(idiomatic) Approximate, rough, simplified, especially of a calculation, estimation or other reasoning.

(idiomatic) (It's of) minor importance, at least not as important as it first seemed.

(colloquial, rhetorical question) directed jestingly or mockingly at someone who has received surprising information, ridiculing the situation