catch wave 

To catch peoples attention

I'll go hard at the gym to catch wave

catch wave by Fashionmeetzfitness September 28, 2017

catch your wave 

Banging someone.
What do you do when you catch a wave?
You ride it.

I really wanna catch your wave.

catch your wave by hellogoodbye fan :] March 9, 2007

catch the wave 

asking if someone is down to have sex or get freaky

ay shorty you trying to catch the wave or not?

catch the wave by mplsnight May 28, 2016

Catch ya on the wave mate 

Catch ya on the wave has the same meaning as Catch ya on the flip side

It basically means you will be seeing the person you are addressing(typically a friend) later on.

Austin:Catch ya on the wave mate!
William:See ya bruv

Catch ya on the wave mate by I will see you later on January 11, 2019