n.頑皮的人；愛開玩笑的人

The prankster likes pranking, and he always made prank calls to others, and telling that their kins are in danger. 那個頑皮的人喜歡搞惡作劇，他老是給別人打惡作劇電話，然后告訴別人他們的親戚有危險。

I thought it was an emergency, but I found out when I arrived it was only a prankster crying wolf. 我本以為是件突發(fā)事件，可當(dāng)我趕到的時候卻發(fā)現(xiàn)那只是個愛開玩笑的人的謊言而已。