shwingshwang 

to get it on, i.e. have sex.

"we're gonna shwingshwang tonight baby."

shwingshwang by ChelHell June 4, 2004

shwingshwang 

its what is usually put with a diddly-whopper

Tess likes shwingshwang in her diddly whopper

shwingshwang by B-gaga October 25, 2009

shwing shwang 

silly, slang term for male genetalia

He was punched in the shwing shwang and fell over in pain.

shwing shwang by Dick Bag January 13, 2008