Meaning of “desperate” - Learner’s Dictionary

desperate

adjective uk us /ˈdespərət/
WITHOUT HOPE

B2 feeling that you have no hope and are ready to do anything to change the situation you are in:

He was absolutely desperate and would have tried anything to get her back.
NEEDING SOMETHING

B2 needing or wanting something very much:

By two o'clock I was desperate for something to eat.
BAD

A desperate situation is very bad or serious:

The economy is in a really desperate situation.
desperately adverb
desperation uk us /ˌdespəˈreɪʃən/ noun [ U ]

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