Top definition
band taking its name from word speedhorn/word, a metamphetamine induced erection
by Anonymous September 19, 2003
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
2
raging hard on. When the penis is erected very hard and stiffly
"lets fuck i have a raging speedhorn"
by Cedric May 23, 2003
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
3
When one takes a drug, namely speed, it is difficult to obtain an erection. Therefore, to have a raging speedhorn is an oxymoron.
Joe: "Omg Mark I have taken so much speed right now, look at my raging hardon"

Mark: "LOL more like raging speedhorn"
by Josski February 02, 2010
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug