Sperm Deposit Unit. A woman's vagina.
She was very upset when he called her an sdu.
by JDahl February 14, 2008
Get the sdu mug.
Spunk Depository Unit. An easy lay, usually not clever enough to say no.
Lee, you've got no problem boning that, she a total SDU.
by cardinalred October 12, 2010
Get the SDU mug.
Oh Gawd, there’s Sdu Siwela
by DBNTopBoy November 21, 2021
Get the Sdu Siwela mug.