TauntSafe...TauntCucooo!Ya, Yaaaa!Soycho Gun
Pun: Soy beans + Psycho gunOccasionally it's a sweet bunTauntDaiku PanGonk!It's nothing at all!Sucharaka JetSekooooo!
It's the sound for those reactionary pratfalls. Reference to her Reaction function.*shooting*Miraculous Monkey Wrench
It says "monkey wrench miracle ball" but I'm guessing they're making a pun on makyuu(miracle ball) and kyuu(rank)