An emo person with no feelings inside and someone who can hide their emotions very well
The girl was an atto because of the way people judges her
by Attoyuki542 January 2, 2018
Get the atto mug.
Lazy name for a furry that has chosen an otter for his/her "sona".
Atto is a cunt.
by chef_Gordon_Ramsay March 23, 2018
Get the atto mug.