The Collaborative International Dictionary of English v.0.48:
womanise \wom"an*ise\, v. i. Same as womanize. [Chiefly Brit.] [PJC]WordNet (r) 3.0 (2006):
womanise v 1: have amorous affairs; of men; "He has been womanizing for years" [syn: philander, womanize, womanise]