Deeting

[Sonia]

VERB
To [prance] around excitedly with ones forearms raised and their wrists loose, allowing their hands to flop wildly on either side of their head in an immature gesture of excitement or contempt.
synonyms: [dooting], [wooting]
ALTERNATIVE
To behave in a manner that serves no practical value, often making one appear immature or as though they are deliberately or unintentionally wasting time acting in this idiotic manner.