Wiktionary
average bear
n. (context idiomatic English) The norm; an average person; (non-gloss definition: Used in comparisons)
Usage examples of "average bear".
Perhaps Yamata thought that his heritage made him more unreadable, just as he doubtless thought himself to be smarter than the average bear—.
That meant that Grum had more savvy than the average bear, that he was dangerous—.
That meant that Grum had more savvy than the average bear, that he was dangerous-even if I didn't take into account how easily he had ignored the spells I'd hurled at him.
Your Admiral Hawkins, Sir John, is smarter than your average bear.
It didn't take many years on the job to learn most of those federal boys were not smarter than the average bear.