Go climb a tree

Meaning

A mildly exasperated way to tell someone to get lost or occupy themselves with something else because they are being bothersome. It is essentially a PG-rated version of more colorful insults.

Playful, dismissive

Used in a sentence

• I told my little cousin to go climb a tree while the adults were talking.
• If he thinks I am going to apologize, he can go climb a tree.
• Stop bothering me with those silly questions and go climb a tree.