Top definition
The act of massaging the balls of a man with one hand while furiously fisting his fart box with the other free hand.
Just spent twelve hours last night giving and receiving a Semi Trailer with Mike, even though it hurts to sit down and my right hand smells like shit it was totally worth it!
by MCLovin0630 June 16, 2018
Get the mug
Get a Semi Trailer mug for your grandma Nathalie.
when you are pooning a chick and you try to stuff ur nuts in too
also called "truck and dog" and "the FULL PACKAGE"
i gave that chick the FULL PACKAGE!
she got the FULL PACKAGE!
i semi trailered that biatch!
i got the whole truck and do g in there!
by [stooge](Zumpo) August 09, 2005
Get the mug
Get a semi trailer mug for your daughter-in-law Jovana.
1) a massive crap

2) like giving birth out the rear
mate i just backed out the biggest semi-tralier you will ever see!

Larry Bird drives Semi-trailers a lot after a big meal.
by J. Depor December 21, 2009
Get the mug
Get a semi-trailer mug for your barber Abdul.