TOP

Definition of dumbbell noun from the Oxford Advanced Learner's Dictionary

dumbbell

noun
 
/ˈdʌmbel/
 
/ˈdʌmbel/
jump to other results
  1. a short bar with a weight at each end, used for making the arm and shoulder muscles stronger
  2. (North American English, informal) a stupid person
  3. Word Originearly 18th cent.: originally denoting an apparatus similar to that used to ring a church bell (but without the bell, so noiseless or “dumb”); sense (2) (dating from the 1920s) is an extended use by association with dumb ‘stupid’.
See dumbbell in the Oxford Advanced American Dictionary
croak
verb
 
 
From the Topic
Animals
C2
Oxford Learner's Dictionaries Word of the Day