Bedeutung von “tumble” — Learner’s Dictionary

tumble

verb [ I ] us uk /ˈtʌmbl/
FALL

to suddenly fall:

He tumbled down the stairs.
BECOME LOWER

If the price or value of something tumbles, it suddenly becomes lower:

Share prices tumbled by 20%.
tumble noun [ C ]

(Definition von “tumble” aus dem Cambridge Learner's Dictionary © Cambridge University Press)