pop for (something)
To pay for something, especially as a treat for oneself or someone else. I decided to pop for the new video game as a reward to myself for doing so well on my exam. Janet is popping for a trip to Disney World for her family this summer.
pop for something
Inf. to pay for a treat (for someone). Let's have some ice cream. I'll pop for it. It's about time you popped for coffee.
pop for
v. Slang To pay for something: I'll pop for the video if you buy some snacks.