When you turn your hat to the side in order to look more funky or hip-hopish.
If you want to look more funky when you're dancing, you should turn your hat around and "get your swerve on"
To get so intoxicated that walking in a straight line becomes impossible.
Get your swerve on (past tense use): Lyndsey sure got her swerve on Wednesday night; she was so drunk, we had to help her walk home.
Put your best face forward; turn on the charm
I better get my swerve on for this interview if I want this job.
You better get your swerve on, that hot girl is coming over to talk to you.