According to the search results, "lurch" can mean:

• To move in a way that is not regular or normal, especially making sudden movements backward or forward or from side to side.
• An act or instance of swaying abruptly, or an awkward, swaying or staggering motion or gait.
• To make a sudden movement, especially forward, in an uncontrolled way.
• To suddenly move, often with a sharp turn up, down, or sideways.
• To roll, pitch, or sway suddenly forward or to one side.
• To prevent a person from getting their fair share of something.
• To get by cheating, robbing, tricking, etc. .

In summary, "lurch" can refer to a sudden, uncontrolled movement or swaying motion, as well as to cheating or preventing someone from getting their fair share of something.