(n) an exceptionally long speech given by one of your bros, one that could potentially last for days, that hinders your game, possibly by making delusional and often grossly falsified stories; (v) to impede action by grandiose and/or obstructive tactics, esp. by making long speeches.
(As a noun)

-"Dave was spitting some game at this girl the other night until I came in and told her about the time I was a fireman. She totally forgot Dave was there"
-"Ah, you gave him the old fellabuster, huh?"

(As a verb)
-"Dave was seeing Katie until I fellabustered his ass. Me and Katie have been married for 6 years. What have I done?"
by Gipples June 12, 2009
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