look up any word, like half chub:
 
1.
fittest bitch
woah that girl is a sumana
by puffty July 15, 2010
 
2.
a girl who can get mouthy and is a little rude. its tough but you can always find her sweet side
sumana is so mean. nah man you just have to get to know her.
by mycookie April 18, 2011
 
3.
A girl with a good mind.
Su - Good
Mana - mind/heart
That girl I met yesterday was a sweet person. She is a Sumana.
by Pseudobot August 09, 2012