A musical movement which has come about as a result of a legal loophole which allows fresh magic mushrooms to be sold. These are obviously not sold for consumption so those who have purchased the mushrooms simply study them for a while then disgard them.
While having consumed a hallucinogenic mushroom the celebratory 'high five' is transitioned to define the acts that are created by parties involved while tripping.
People who witchhunt/attack people for attention.
Also know as the Team 10 of Google.
Shroomboys usually a mushroom at the top of their profile picture.
James:Ew, did you see that shroomboy on Twitter?
Fred:Yeah, he was such a dick.