RCW 4.44.140
Peremptory challenges defined.
A peremptory challenge is an objection to a juror for which no reason need be given, but upon which the court shall exclude the juror.
[ 2003 c 406 § 5; Code 1881 § 208; 1877 p 43 § 212; 1869 p 51 § 212; RRS § 325.]