[1] : The Collaborative International Dictionary of English v.0.48

buster \bus"ter\ bu^s"t~er, n.
   something huge; a roistering blade; also, a spree. slang,
   u.s. --bartlett.
   1913 webster

[2] : WordNet (r) 2.0

buster
     n 1: an informal form of address for a man; "say, fellow, what
          are you doing?"; "hey buster, what's up?" syn: fellow
     2: a robust child
     3: a person who breaks horses syn: broncobuster
     4: a person or thing that breaks up or overpowers something;
        "dam buster"; "sanction buster"; "crime buster"
     5: a person born in the generation following the baby boom when
        the birth rate fell dramatically syn: baby buster
see also:
fellow broncobuster baby buster 

Buster >> B Words
Buster, definition of term: Buster
buster_pag1.html

Baby Buster >> B Words
Baby Buster, definition of term: Baby Buster
baby+buster_pag1.html