Jockey Shorts 

-- briefs; underwear worn usually by men. More supportive than boxers.

EXAMPLE:
' My penis was three inches long and five inches in diameter. Its diameter was a world's record as far as I knew. It slumbered now in my Jockey Shorts. '
--- 1973. KURT VONNEGUT. "Breakfast of Champions, or, Goodbye Blue Monday." Epilogue (Page 284).

Jockey Shorts by Dinkum January 19, 2014

Buss Jockey shorts 

when one buller man takes his penis and enters another buller man anus without the removal of his under garments.

Keshan buss Monk jockey shorts last night.
Not before Keshan get his jockey shorts buss by Travis. Before u know it, there was a buss jockey shorts threesome.

Buss Jockey shorts by ballzzs October 18, 2011