When you get a boner just thinking about a situation or event that is going to happen in the near future.
Brian: Bro did you see Jennyās slutty outfit?
Tyler: Nah, but Iām getting a pre-boner thinking about seeing it
a pre-boner is when you get hard but not fully hard and you're just like, "damn".
"Babe, start sucking, I only have a pre-boner right now."
7š 2š
The act of acquiring an erection prior to engaging in a sexual act
Girl: "Im gonna give you the best blow job"
Guy: "Is that...Is that a Pre-Boner?"
3š 3š
When you have a boner caused by great confidence in your team bevore a mayor football match.
Football WM2010 Germany against England:
Tobi: We will kick some serious ass today.
Max:Yea i got a pre victory boner alrady.
2š 3š