Two people standing back to back with their asses touching both shitting at the same time causing a log jam
Man! me and that girl from class were log jamming so hard last night! shes such a freak in the sack
by Ryan Haberle May 01, 2008
1 more definition
When you're boning a fat chick, and you have to slow down, because her fat is in the way.
Dude, I was logjamming with Katie last night... Who knew she was that fat?
by DamnMan95 March 27, 2011