† sweetkinObs.rare—1. [f. sweet + -kin; cf.Du.soetken (Kilian).] A term of endearment: in quot.attrib.= darling. 1599Nashe Lenten StuffeWks. 1905 III. 187 Flocking to hansell him and strike him good luck as the Sweetkin Madams did about valiant S. Walter Manny.