It 'could' mean that they are Automobiles.
Just a guess though. Don't take it to hard.
It doesn't really stand for anything. "Autobot" was probably taken from the two words "automata" and "robot" which both describe types of automated, artificial life.
unlock at target
how to unlock a jet in transformers DS
Auto bots.
new divide
long ranged attacks from behind
cause there are no codes.
arcee, jailmaster, ironhide, chromia
the auto bots defend earth and beat the decepticons (finaly)
keep shooting him and watch out whenhe shoots you try to avoid him as much as you can.
Transformers Rescue Bots - 2011 Four Bots and a Baby 1-8 was released on: USA: 2 April 2012
Transformers is about the auto-bots landing on Earth searching for a magic cube. The yellow car (bumble bee) finds a boy who has the cube. Then the decepticons come for it and battle for it and at the end of the movie the transformers kick the decepticons butt's.