unconstitutionally

from WordNet (r) 3.0 (2006)

unconstitutionally
    adv 1: in an unconstitutional manner; "the president acted
           unconstitutionally" [ant: {constitutionally}]

from The Collaborative International Dictionary of English v.0.48

Unconstitutional \Un*con`sti*tu"tion*al\, a.
   Not constitutional; not according to, or consistent with, the
   terms of a constitution of government; contrary to the
   constitution; as, an unconstitutional law, or act of an
   officer. --Burke. -- {Un*con`sti*tu"tion*al"i*ty}, n. --
   {Un*con`sti*tu"tion*al-ly}, adv.
   [1913 Webster]