In the series' pilot, smart-aleck ex-lawyer Jeff Winger (Joel McHale) tells Abed that he has Asperger's syndrome.
Before he got there he started a guessing contest in that smart-aleck burg.
"The young squirt was always a smart-aleck and a blow-hard," he said.
They gave him a month in the barracks to think over how smart-aleck hed been, and then Jimmie was out again.
Well, it happened that the end of last week a smart-aleck of a fellow came in, an Andalusian.
[1924+; origin unknown; since the earliest attested uses have to do with hair oil, it may be a vague blend of smooth, smear, palm oil, cream, etc]