1. A person or thing that is the weakest part of a chain, system, or group and therefore the most likely to cause failure
The inexperienced player was the weak link on the team.
O jogador inexperiente era o elo fraco do time.
2. A vulnerable point in a process or organization that can lead to collapse or failure
Poor communication is often the weak link in project management.
A comunicação deficiente é frequentemente o elo fraco na gestão de projetos.