Top definition
When you lay a huge fart when seated on a wooden chair/leather couch that has no escape and shoots back up your sphincter as hard as you let it out.
"Holy crap dude you just Kellam'd that chair so hard my feet rumbled!"
"Man i just laid a huge Kellam! My ass is on fire now haha!"
by Iamnotahore123 December 12, 2011
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