Learner's definition of LAM
on the lam
US, informal
: trying to avoid being caught by the police在潜逃中 ◊ If you take it on the lam, you try to escape. This expression is now used mainly to suggest or imitate the language of old movies about gangsters.试图逃脱(现主要用于表示或模仿有关歹徒的老电影中的语言)