Slam cannon is when you take 80 Viagra and race it to see which happens first you die of heart attack or you fuck so hard your dick falls off.
by SansT.skeleton December 12, 2020

The female version of teabagging in which the vagina is forcefully slammed down on one's face, usually to establish dominance.
by TrueStory0418 September 26, 2021

1. When sleep overtakes you and you can no longer keep your eyes open.
2. A defined hour to head to bed, e.g. 10pm is bedtime.
2. A defined hour to head to bed, e.g. 10pm is bedtime.
by Rags1949 April 18, 2021

When you have chlamydia you fuck a girl and tell her you have chlamydia when you already came inside her and wait untill you get slapped.
by Sheeproaders April 5, 2019

Sending a friend request so they see who the slam is from, then immediately blocking them. When they click to accept OR click on the profile of the sender, it sends you to the FU screen that facebook puts up when you're blocked. The message says:
"Sorry, this content isn't available right now
The link you followed may have expired, or the page may only be visible to an audience you're not in."
This is a rather personal way to be a gigantic steaming piece of shit.
"Sorry, this content isn't available right now
The link you followed may have expired, or the page may only be visible to an audience you're not in."
This is a rather personal way to be a gigantic steaming piece of shit.
"I facebook slammed my exe's friends, who I never spoke to on facebook anyway, but I want to showcase what an asshole I am, so I sent them friend requests then immediately blocked them."
by Leaving Commiefornia December 15, 2016

When you finger a girl to completion on the school bus, on the way to school. So that she is soaked as she walks into the school building.
Man, I gave Jordan the School Bus Slit Slam yesterday morning she she was a mess walking into first period.
by RodJammerJR February 5, 2024
