Definition of "dominator"

dominator

noun
plural dominators
1. One who dominates.
2. (BDSM, uncommon) A male dominant.
  Quotations
  Young looking 30 yr old dominator, but might bend (flexible) for the right person.
  1988 May 7, Jeff Winters, “Personal advertisement”, in Gay Community News, page 13
3. (graph theory) A node that dominates another.