When a woman has had too many children and her vagina is loose. You shove a potato in her ass for th extra friction during sex.
Katy's pussy is blown out from having her 9th kid. Now I have to give her an Irish speed bump whenever we have sex.
by aBIOgene515 August 9, 2016

by Alcohol n juuls August 12, 2018

A manatee. They are hard to spot in the water, and a motorboat driving over it can injure or kill the manatee if the blades are moving fast enough. Because manatees are threatened, Florida laws typically require boats to drive slower in rivers and coastal areas to protect the manatees, should you drive over one with a motorboat.
“And if you look to your left, you can see a manatee grazing near the shore, or as we like to call them, Florida speed bumps… Yeah, I know it’s a dark joke”
by greglinsanity June 14, 2022

Speed bumps are suppose to make you go faster and make you fly high to the sky. The essential use would be to go faster on these especially on school zones.
by YourstrulyARL January 23, 2022

Speedbumping is the sexual act of the penis holder lying on top of the recipient and fucking them with their ass posing as a speed bump
by Galasika March 8, 2024

A slang term in Newfoundland for moose. If you hit one with your car, your car will stop in its tracks, and probably kill you. The moose, however, will be fine.
Me buddy Stanley was havin' a time drivin' from St. Johns to Dildo, till he hit the Newfoundland speed bump and battered to Jaysus
by Dragonsandman July 16, 2021
