American English

Definition of stiff adverb from the Oxford Advanced American Dictionary



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  1. 1(informal) very much; to an extreme degree be bored/scared/worried stiff
  2. 2frozen stiff (of wet material) very cold and hard because the water has become ice The laundry on the clothesline was frozen stiff. I came home from the game frozen stiff (= very cold).
See the Oxford Advanced Learner's Dictionary entry: stiff