Learner's definition of VERSUS
— used to indicate the two people, teams, etc., that are fighting or competing against each other or that are opposed to each other in a legal case
It's Smith versus Jones in the title fight.
In 1948, the U.S. presidential election was Dewey versus Truman.
I sometimes feel like it's me versus [=against] the rest of the world.
the State versus John Smith
— abbreviation vs., v.
— used to indicate two different things, choices, etc., that are being compared or considered