Meaning : Become used up. Be exhausted.
Our supplies finally ran out.
Meaning : Flow off gradually.
The rain water drains into this big vat.
Synonyms : drain
Meaning : Lose validity.
My passports expired last month.
Synonyms : expire
Meaning : Flow, run or fall out and become lost.
The milk spilled across the floor.
The wine spilled onto the table.
Synonyms : spill
Meaning : Exhaust the supply of.
We ran out of time just as the discussion was getting interesting.