Get great PC and Mac games on Origin. Play the latest RPGs, shooters, Sims games more..Download the Origin client, grab a soda or tea, if that’s your thing , and dig into that game you’ve been obsessing over..Origin definition is ancestry, parentage. How to use origin in a sentence. Synonym Discussion of origin..Origin definition, something from which anything arises or is derived source fountainhead to follow a stream to its origin. See more..