Source : Webster's Revised Unabridged Dictionary (1913)

Fuddle \Fud"dle\, v. t. [imp. & p. p., {Fuddled}; p. pr. & vb.
   n. {Fuddling}.] [Perh. formed as a kind of dim. of full. Cf.
   {Fuzzle}.]
   To make foolish by drink; to cause to become intoxicated.
   [Colloq.]

         I am too fuddled to take care to observe your orders.
                                                  --Steele.

Fuddle \Fud"dle\, v. i.
   To drink to excess. [Colloq.]

Source : WordNet®

fuddle
     v 1: make stupid with alcohol [syn: {befuddle}]
     2: consume alcohol; "We were up drinking all night" [syn: {drink},
         {booze}]
     3: be confusing or perplexing to; cause to be unable to think
        clearly; "These questions confuse even the experts"; "This
        question completely threw me"; "This question befuddled
        even the teacher" [syn: {confuse}, {throw}, {fox}, {befuddle},
         {bedevil}, {confound}, {discombobulate}]