Source : Webster's Revised Unabridged Dictionary (1913)

Somehow \Some"how`\, adv.
   In one way or another; in some way not yet known or
   designated; by some means; as, the thing must be done
   somehow; he lives somehow.

         By their action upon one another they may be swelled
         somehow, so as to shorten the length.    --Cheyne.

   Note: The indefiniteness of somehow is emphasized by the
         addition of or other.

               Although youngest of the familly, he has somehow
               or other got the entire management of all the
               others.                            --Sir W.
                                                  Scott.

Source : WordNet®

somehow
     adv 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"; "he tried to
            make is someway acceptable" [syn: {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";
        "for some reason they didn't seem to match" [syn: {for
        some reason}]