Meaning of “vulnerable” - Learner’s Dictionary

vulnerable

adjective uk us /ˈvʌlnərəbl/

easy to hurt or attack physically or emotionally:

She was a vulnerable sixteen-year-old.
The troops are in a vulnerable position.
He's more vulnerable to infection because of his injuries.
vulnerability uk us /ˌvʌlnərəˈbɪləti/ noun [ U ]

(Definition of “vulnerable” from the Cambridge Learner’s Dictionary © Cambridge University Press)