a junior squirrel is typically being a little shit, annoying, or also could mean stop farting in public. These people tend to be boys, short ones.
Example 1.)
*student farts in class*

*teacher* “you are being such a junior squirrel

Example 2.)

*barbra* omygosh did you hear what Betty did?

*linda* “no, what did she do?”

*barbara* “she ate my brownies, and I said hey those are for my grandson you junior squirrel.”
by Bella sue September 28, 2018
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