Noun
someone who plays practical jokes on others
Source: WordNetElvis was, at least the times I was around him, Elvis was a practical joker. He was always, had some little mischievous something going. Jackie DeShannon
I'm a traveling practical joker. That's my line of work. Colin Mochrie
Mr. Holmes receives a telephone call from his neighbor Dr. Watson who states that he hears the sound of a burglar alarm from the direction of of Mr. Holmes' house. While preparing to rush home, Mr. Holmes recalls that Dr. Watson is known to be a tasteless practical joker... Judea Pearl
During the heights of the band's popularity, Williams was known as the extrovert and cheeky practical joker of the band. Source: Internet
Nielsen was a practical joker, and known for pranking people with a portable hand-controlled fart machine : "he always had that fart machine with him." Source: Internet
She was a practical joker, and on one occasion pretended to be crippled and attended a faith healer revival, only to jump up and proclaim herself healed. citation Thurber had two brothers, William and Robert. Source: Internet