Bape is a fairly simple rap slang. It stands for Bathing Ape.
What does it mean?
Bathing Ape is a clothing line and company created by Nigo, a Japanese designer, DJ, and producer. Bape became popular because of its signature look, stylish designs, and usage by several artists like Pharell Williams. It can be used like:
“Bape got some new designs for this summer.”
“I don’t get the Bape look. I guess I’m into something much more basic.”