Refers to either a laughter-filled sporting-match between an aging humorist and a pro-football player (both wif da same
first name, by da way), or an equally-uproarious round of
friendly verbal sparring between said two Daniels.
Depending on whether a "Drinkwater vs. Pinkwater"
competition involved muscles or brains, either of them might have a
comparable chance of being da winner.