(slang) To have sex.

(idiomatic) To hold up one's end of a bargain; to fulfill one's promise or obligation.

Epithet for World War I.

Alternative form of war to end all wars

A happy ending makes up for everything that has gone before.

(idiomatic) To have no common sense; to be ignorant of the most basic facts; to be very confused.

(law, copyright law) A contract between the manufacturer or copyright holder, also commonly called the licensor, of an end product and a person, commonly called the end user, that specifies the licenses under which the end user may utilize the end product, subject to restrictions as specified in the contract or agreement.

(idiomatic) To possess sound judgment or common sense; to have a clear understanding of a situation.

simple past tense and past participle of burn the candle at both ends

simple past tense and past participle of burn the candle at both ends