Top definition
A scat fetish manuever in which one partner falls asleep facing down, and the other partner lays a long "log" down the ass crack between the two "buns". So awaken to a big "SUPRISE!" (a.k.a. Bun length)

Side note: Top it off with your parnters favorite condiments for added flare!
WOW! I awoke to find my girlfriend left me a "bun length chili dog suprise" Boy do I love her!!!
by Lokiikol May 31, 2010
Get the mug
Get a Bun length chili dog suprise mug for your guy GΓΌnter.