What does 坚定 (jiāndìng) mean in English?

Card 732HSK Level 2732/2021
CARD732
PROGRESS36%
坚定
堅定
jiāndìng
firm; steadfast; staunch; strengthen(Adjective)

Reveal: Click/Space/Enter/↑↓/w/s/j/kNavigate: ←→/h/l/a/d