A person who is Deeptastic is very deep and fantastic. The word is ofcourse a combination of the two words, 'deep' and 'fantastic'. The person is usually short and they could be a smart person. People don't really know about them, but if they show their talents, they are known by many.
Cause : An action performed that is bound to go wrong because it hasnt been thought out right by the derp
Effect: Extremely awkward situation.
John meets his girlfriend Jen and hugs her.
John: Hi baby! I missed you!
Jen: Babe i missed you too!
HUG
John's best friend Sam who is also around hugs them both and wants to say "group hug" but says "Threesome".
Jen: you just killed it .Killed it.
John(Dissappointed): derptastic dude.