‖n.; pl. Arrhæ /plu>. [ L. Cf. Earnest. ] (Law) Money or other valuable thing given to evidence a contract; a pledge or earnest. [ Webster 1913 Suppl. ]
a. [ Gr. &unr_;; 'a priv. + &unr_; to sew together. ] Seamless. [ R. ] [ 1913 Webster ]