(informal, disapproving)if you say that somebody comes/crawls out of the woodwork, you mean that they have suddenly appeared in order to express an opinion or to take advantage of a situation突然露面;纷纷出笼
When he won the lottery, all sorts of distant relatives came out of the woodwork.他博彩中奖后,八杆子打不着的亲戚都突然来登门造访。