Cách sử dụng
The expression "tip your hand" means to reveal or give away information that was meant to be kept secret or hidden. It is often used when describing a situation where someone unintentionally reveals their thoughts or intentions. The expression comes from the world of gambling, where players would signal what cards they were holding by tipping their hand slightly. In everyday life, it can be used in situations such as negotiations or discussions where giving away too much information could put one at a disadvantage.