A person with a very short fuse, about to lose his/her temper at any time.
Texas Tech Coach Bobby Knight is a walking time-bomb, he could lose his temper at any time, WATCH OUT!!!!!
作者 Saints 2003年9月20日
a person who is likely become extremely violent at any moment
They never suspected that he was walking time bomb.
作者 The Return of Light Joker 2012年1月26日