How to cum?!

Help! I'm 17 and well, I can't cum. I get the feeling and all but I can't let it come out. I heard it could come out as urine and I don't really wanna piss on my boyfriend, lmao 
Can I please get some advice on what to do?

Glow Resources

Let’s Glow

Glow is here for you on your path to pregnancy

Glow helps you navigate your fertility journey with smart tools, personalized insights, and guidance from medical experts who understand what matters most.

25+ million

Users

4.8 stars

200k+ app ratings

20+

Medical advisors