Noun:

1. someone who plays practical jokes on others

clownn.小丑；粗鲁愚蠢的人v.扮小丑；胡闹

practical jokern.恶作剧

trickstern.骗子；魔术师；狡猾的人

jokern.诙谐者；家伙；（纸牌）百搭；伏笔

mischief-makern.挑拨离间的人；搬弄是非的人

impn.小恶魔；顽童v.装上翅膀；移植羽毛abbr.工业管理程序（=Industrial Management Program)abbr.接口信息处理（=Interface Message Processor)abbr.星际监视探测人造卫星（=Interplanetary Monitoring Probe Satellite)

puckn.冰球；橡胶圆盘；小淘气

trickern.欺骗者；恶作剧者

hoaxern.恶作剧的人；哄骗者

cut-upn.恶作剧者

1. The prankster likes pranking, and he always made prank calls to others, and telling that their kins are in danger.
   那个顽皮的人喜欢搞恶作剧，他老是给别人打恶作剧电话，然后告诉别人他们的亲戚有危险。
2. I thought it was an emergency, but I found out when I arrived it was only a prankster crying wolf.
   我本以为是件突发事件，可当我赶到的时候却发现那只是个爱开玩笑的人的谎言而已。