hand·cuff /-ˌkʌf/
  手銬
  Hand·cuff n.  A fastening, consisting of an iron ring around the wrist, usually connected by a chain with one on the other wrist; a manacle; -- usually in the plural.
  Hand·cuff v. t. [imp. & p. p. Handcuffed p. pr. & vb. n. Handcuffing.] To apply handcuffs to; to manacle.
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  handcuff
       n : shackle that consists of a metal loop that can be locked
           around the wrist; usually used in pairs [syn: handcuffs,
            cuffs, cuff, handlock, manacle]
       v : confine or restrain with or as if with manacles or
           handcuffs; "The police handcuffed the suspect at the
           scene of the crime" [syn: manacle, cuff]