1. slang To make one excited. Listening to classic rock songs just gets my motor running—I love trying to pick out all the different instruments being used!Stamp collecting doesn't interest me in the slightest, but it really gets Bill's motor running.
2. vulgar slang To cause one to become sexually aroused. His French accent really gets my motor running!
get someone’s motor running
1. tv. to get someone excited. I’ve got some news that’ll really get your motor running.
2. tv. to get someone sexually aroused. She knows how to get his motor running.