Top Definition
A word mixing of "slob" and "fantastic". It is anything that requires no work of any kind and that in itself is fantastic. This word may be used as an adverb or adjective.
J: Yo, you wanna come over slob?
M: That would be slobtastic

T: I'm all about having a slobtastic summer.
MK: Yeah, bro, skimmin, sleeping, slobbin...that sounds like a slobtastic awesome kind of summer to me.
1 more definition
Something that relates to a subject being wierd or dirty.
"Man that conversation we had today in science was Slobtastic"
by Freaky Fresh April 02, 2009

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