Derogatory name for Average Joe type
Solution 1:
Probably Smart Aleck fits your context:
an obnoxiously conceited and self-assertive person with pretensions to smartness or cleverness.
(M-W)
Derogatory name for Average Joe type
Solution 1:
Probably Smart Aleck fits your context:
an obnoxiously conceited and self-assertive person with pretensions to smartness or cleverness.
(M-W)