Arminesque
A person who is very awkward in a social setting. He/she lacks the social skills to function normally in a new environment surrounded by new people.
Yo dawg, why you got to be so arminesque all the time?
Or
Man can't you stop being arminesque for just a minute and introduce yourself?
Or
Don't mind that kid, he's just being arminesque.
Or
Man can't you stop being arminesque for just a minute and introduce yourself?
Or
Don't mind that kid, he's just being arminesque.