There are multiple definitions to this word:
1) anything that is ignnorant or asinine in nature
2) A HUGE ghetto booty, particularly appropriate when referring to ghetto booties that belong to men that make them look funny 3) Any combination of the two above.
Hands down the best person living on this planet. Whenever you think if words like spectacular, amazing, stunning, awesome, etc., you are also thinking of Samilicious. Also can be referred to as "The coolest person on Earth", "Sassmaster", "Sam", or "Samantha"
"Did you see that beautiful, cool, out of this world girl over there?" "Yeah I think that's Samilicious."