osculate UK /ˈɒskjʊˌleɪt/US /ˈɑskjəˌleɪt/verb 5/ˈɑskjələt/ adjective 1forms 3 verb5 •To kiss.And in the Olmsted Hotel in Cleveland he surprised a porter and a maid lasciviously osculating in a stairwell. — 2001 •To touch so as to have the same tangent and curvature at the point of contact. •To make contact. •To perform osculation. •To form a connecting link between two genera. osculate UK /ˈɒskjʊlət/US /ˈɑskjələt/ adjective1 •Relating to kissing. formsosculated · osculating · osculates