WordWeb Online

1. In some unspecified way or manner; or by some unspecified means
   "they managed somehow"; "he expected somehow to discover a woman who would love him"
   - someway, someways, in some way, in some manner
    
2. For some unspecified reason
   "It doesn't seem fair somehow"; "he had me dead to rights but somehow I got away with it"

Encyclopedia: Somehow, Someday