Christen \Chris"ten\, v. t. [imp. & p. p. {Christened}; p. pr. & vb. n. {Christening}.] [AS. cristnian to make a Christian, fr. cristen a Christian.] 1. To baptize and give a Christian name to. 2. To give a name; to denominate. ``Christen the thing what you will.'' --Bp. Burnet. 3. To Christianize. [Obs.] --Jer. Taylor. 4. To use for the first time. [Colloq.]