look up any word, like ratchet:
 
1.
to overdo, to do more than the instructions tell you to
I am going to summa my report.
by Joeysumma September 15, 2013
 
2.
(a) When you're cravin' some ravin' fine bitch asss, who you gonna call... your Summa.
(b) Summa is your sidekick (cellphone)... she is reliable, easy,and opens, she never runs out of battery.
"I'm gonna call my Summa(a), can I barrow your Summa(b)"
by uhhhh your momma March 02, 2007