A below average height person who bares an uncanny resemblance to a leprechaun. Due to their unfortunate height many give them the nickname "GooGooGaGa"
"ew look how short that person is"
"yeah i think that may be a Stichbury"
Either liquid niquil or any liquid drink with melatonin, Ashwaganda or other sleeping aids in a liquid form. If warm tea helps you get to sleep that could be sleepy juice too.
I could not sleep so I chugged some sleepy juice and now I'm so tired and sleepy.