It's when your friend is the last one alive in rainbow 6 seige and he truly thinks he can pull the 1v4 clutch but you know he is autistic so therefore he is an autistimistic
I saw this funny looking kid at school and he was confident is asking this girl out I must tell you he is very autistimistic
The certain obnoxious sound or phrase that people involuntarily or randomly make, often used as a release of pent up stress as result of conforming to societal norms.