This is my first tab. The other chords for this song that have been submitted were incorrect,
so I've taken the liberty of making new ones by ear.

Chords:

E (022100@1)   022100
A (x02220@1)   x02220
A7    x02020
B (x2444x@1)   x24442
F (133211@1)   x33211
G (320003@1)   320003
Gm    355333
F#    244322
B7    224242
G#    466544

[Chorus]

E (022100@1)                         A (x02220@1)               A7Waterloo, (x02020@1)Waterloo, where will you meet your Waterloo?
       E (022100@1)             
Every puppy has his day,
      Aeverybody (x02220@1)has to pay.
     E (022100@1)          B (x2444x@1)          EEverybody (022100@1)has to meet his Waterloo.

[Verse 1]
                      A (x02220@1)          ENow (022100@1)ole Adam was the first in history.
         E (022100@1)         BWith (x2444x@1)an apple he was tempted and deceived.
          E (022100@1)             AJust (x02220@1)for spite the devil made him take a bite.
            E (022100@1)           B (x2444x@1)         EAnd (022100@1)that's where ol' Adam met his Waterloo.

[Chorus]

E (022100@1)                         A (x02220@1)               A7Waterloo, (x02020@1)Waterloo, where will you meet your Waterloo?
       E (022100@1)   
Every puppy has his day
      Aeverybody (x02220@1)has to pay
     E (022100@1)          B (x2444x@1)          EEverybody (022100@1)has to meet his Waterloo

F (133211@1)[Verse 2]
                  GLittle (320003@1)General Napoleon of France
          F (133211@1)         GmTried (355333@1)to conquer the world but lost his pants.
      F (133211@1)            GMet (320003@1)defeat known as Bonaparte's retreat.
            F (133211@1)          G (320003@1)         F (133211@1)
And that's when Napoleon met his Waterloo.

[Chorus]

F (133211@1)                       GmWaterloo, (355333@1)Waterloo, where will you meet your Waterloo?
       F (133211@1)                    GmEvery (355333@1)puppy has his day, everybody has to pay.
      F (133211@1)        Gm (355333@1)           FEverybody (133211@1)has to meet his Waterloo.

F# (244322@1)[Verse 3]

B7Now (x21202@1)a feller whose darling proved untrue 
          F# (244322@1)    G#took (xx1114@1)her life but he lost his too
         F# (244322@1)            B7Now (x21202@1)he swings where the little birdie sings.
             F# (244322@1)           G# (xx1114@1)         F#And (244322@1)that's where Tom Dooley met his Waterloo.

[Chorus]

F# (244322@1)                      B7Waterloo, (x21202@1)Waterloo, where will you meet your Waterloo?
       F# (244322@1)                   B7Every (x21202@1)puppy has his day, everybody has to pay.
     F# (244322@1)        G# (xx1114@1)          F#Everybody (244322@1)has to meet his Waterloo.