Definition & Meaning of "run out"

to use the available supply of something, leaving too little or none

(of a liquid or substance) to slowly drain away

(of a document or agreement) to not be valid anymore

to exhaust one's physical or mental energy, reaching a point where one can no longer continue

to finish the available supply of something

(of a substance) to spill out of a container or confined space

to stretch a piece of material or clothing to its maximum length or capacity