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Want to find out what does the word on mean? We gathered all the possible definitions of the word on on our website. Our definition dictionary is updated all the time with new definitions and is ready to help you.

on

Part of speech: Preposition

Upon; as, to sit on a chair; in contact with the upper surface; as, we live on the earth; along or by; as, Paris is on the Seine; in the act or state of; as, on a journey; toward; as, he looked on her as his guide; in connection with; as, to go on business; showing the relation of following after; as, they are on his trail; in the direction of; as, the door opens on a lawn; about; as, an address on war; indicating time; as, on July first; resting against; as, a picture on the wall; supported by; as, on my honor.

Part of speech: Adverb

Forward; onward; along; as, to go on; so as to cover or be supported by; as, put on your coat; jump on before the train starts; in or into action or use; as, to turn on the gas; in progress; as, the fight is on.

Usage examples "on":