v. 1a. To come to an end; be used up. Jerry almost got across the brook on the slippery stones but his luck ran out and he slipped and fell. We'd better do our Christmas shopping; time is running out.
Synonym: GIVE OUT 5 . 1b. To use all of the supply; be troubled by not having enough. The car ran out of gas three miles from town. Millie never runs out of ideas for clever party decorations.
Compare: RUN SHORT. 2. informal To force to leave; expel. Federal agents ran the spies out of the country.
Synonym: KICK OUT, RUN OFF.