1. adjective [usually ADJECTIVE noun]Second-hand things are not new and have been owned by someone else.
 Buying a second-hand car can be a risky business.
 ...a stack of second-hand books.
Synonyms: used, old, handed down, hand-me-down [informal] More Synonyms of second hand
 Second-hand is also an adverb.
 Far more boats are bought second-hand than are bought brand new.
 2. adjective [ADJECTIVE noun]A second-hand shop sells second-hand goods.
 3. adjective [usually ADJECTIVE noun]Second-hand stories, information, or opinions are those you learn about from other people rather than directly or from your own experience.
 He conceded that second-hand accounts are leading to rumour and counter-rumour.
 The denunciation was made on the basis of second-hand information.
  4.  at second hand
More Synonyms of second hand