2005 Washington Revised Code RCW 46.04.620: Trailer.

"Trailer" includes every vehicle without motive power designed for being drawn by or used in conjunction with a motor vehicle constructed so that no appreciable part of its weight rests upon or is carried by such motor vehicle, but does not include a municipal transit vehicle, or any portion thereof.

[1974 ex.s. c 76 § 3; 1961 c 12 § 46.04.620. Prior: 1959 c 49 § 67; prior: (i) 1943 c 153 § 1, part; 1937 c 188 § 1, part; Rem. Supp. 1943 § 6312-1, part; 1923 c 181 § 1, part; 1921 c 96 § 2, part; 1919 c 59 § 1, part; 1917 c 155 § 1, part; RRS § 6313, part. (ii) 1937 c 189 § 1, part; RRS § 6360-1, part; 1929 c 180 § 1, part; 1927 c 309 § 2, part; RRS § 6362-2, part.]