What is Jeff-tastic?
1.
This word is essentially the exact same as fantastic. However, it is the word "fantastic" that is more "Jeff" oriented, any one named Jeff, Geoffrey, or Jeffrey is fine. If you spend a day with someone named Jeff or Jeffrey, and you had a good time, you had a "Jeff-tastic."
A good example of using this word in a sentence is "Wow, I had a Jeff-tastic time with him!"
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Random Words:
1. 
n. see wizard's beard
2. 
Pubic hair that grows longer on the balls than the thatch on top of the penis!
Dirt Bird 1: Oh my God! ..