In gambling, a “lock” is a term that is used to refer to an easy winner. This can be a bet that is almost certain to win, or it can be a player or team that is considered to be a strong favorite to win a particular event. For example, if a team is heavily favored to win a game and is playing against a much weaker opponent, they might be called a “lock” to win. Locks are often used in sports betting, as bettors will often try to identify bets or teams that are considered to be locks in order to increase their chances of winning. However, there is always some degree of uncertainty in gambling, so a lock is not always a guarantee of victory.