noun: a medical term for the appendage that controls the closing of the rectal sphincter covering. Especially useful after emissions of methane buildup.
by toolmaker May 31, 2011
Get the flabbergibbetmug. The layman's term for the appendage that controls closing speed of the cover of the rectal sphincter.
After a hard night of cold beer and tacos, Craig sprained his flabbergibbet and missed two days of work.
by alatoolmakeremt June 20, 2011
Get the flabbergibbetmug.