(idiomatic) To use up one's resources, especially a singular one or one not readily restored.

Alternative spelling of one-track mind

(idiomatic, UK) To become familiar with something

(slang) Extremely intoxicated, either by alcohol or drugs.

The number 100,000,000.

(informal) Fired, dismissed or thrown out, especially for some wrongdoing or otherwise with disgrace.

(idiomatic) Adept or competent, especially at one's occupation.

(idiomatic) To have a drink; to quench one's thirst.

Complete, entire, whole, perfect. / Completely sure. / Used other than figuratively or idiomatically: see one hundred, percent.

Totally, completely.