bumduggus
a variant of bullshit, used to call something ludicrous and at the same time confuse the fuck out of whoever you're talking to.
person 1: i've never done drugs in my life
person 2: thats bumduggus!
person 1: ???????
person 2: (murders person 1)
person 2: thats bumduggus!
person 1: ???????
person 2: (murders person 1)