V. Like rebounding from a relationship, only done before the official ending of the relationship. Usually done when the end seems near and for self esteem purposes.
"Did you hear about Jennifer? She just dumped her boyfriend."
"Yeah, she was totally pre-bounding with Jason last weekend."
"Yeah, she was totally pre-bounding with Jason last weekend."
by Miopunk June 10, 2008

Pre-whipping is when you pull your penis out of your pants before fully reaching the urinal. It is a fully efficient way to get in and out of the bathroom. You start peeing before you are even there.
Chad: “Bro I accidentally pissed on some dude’s pants”
Andrew: “How?”
Chad: “I pre-whipped around the wall and when I started pissing I accidentally pissed on him.”
Andrew: “How?”
Chad: “I pre-whipped around the wall and when I started pissing I accidentally pissed on him.”
by Prewhipper69420 November 12, 2019

by downey13 November 11, 2011

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 Jenny’s slutty outfit?
Tyler: Nah, but I’m getting a pre-boner thinking about seeing it
Tyler: Nah, but I’m getting a pre-boner thinking about seeing it
by YoungLordDaggerDick November 25, 2019

by forcryeye! February 6, 2010

The preparation of 420. Such as the loading of a bowl, rolling of a joint or blunt, or preparing whatever piece one may have. The process of preparing to get baked.
Steven: What are you doing right now?
Sarah: I am pre-heating in my car.
Steven: I'll meet you to get baked in a few.
Sarah: I am pre-heating in my car.
Steven: I'll meet you to get baked in a few.
by Slk16 February 5, 2015

by Slippert August 11, 2017
