N-COUNT
恶作剧;假警报;骗局
A hoax is a trick in which someone tells people a lie, for example that there is a bomb somewhere when there is not, or that a picture is genuine when it is not.
例句
A series of bomb hoaxes has disrupted Christmas shopping in the city centre...
一系列炸弹假警报扰乱了市中心的圣诞节购物活动。
He denied making the hoax call but was convicted after a short trial.
他否认打过恶作剧电话，但经过一番短暂的审讯后被判有罪。