Handicap \Hand"i*cap\, v. t. [imp. & p. p. {Handicapped}
   (-k[a^]pt); p. pr. & vb. n. {Handicapping}.]
   To encumber with a handicap in any contest; hence, in
   general, to place at disadvantage; as, the candidate was
   heavily handicapped.
   
[1913 Webster]

Handicapped \Hand"i*capped\ (h[a^]nd"[i^]*k[a^]pt), a.
   suffering from a handicap (in senses 4 or 5); disabled; at a
   disadvantage.
   [PJC]