vulnerable Definition
vulnerable adjective
1. without adequate protection: open to physical or emotional harm
2. extremely susceptible: easily persuadable or liable to give in to temptation
3. physically or psychologically weak: unable to resist illness, debility, or failure
4. military open to attack: exposed to an attack or possible damage
5. bridge liable to increased stakes: in bridge, liable to higher penalties as well as bonuses after winning one game of a rubber