"I ___ you!" (4)
(Other definitions for dare that I've seen before include "Take a chance - read about it" , "Dan - - , 'Eagle' pilot" , "Throw down the gauntlet" , "Challenge to do something foolhardy" , "Risk; challenge" .)
(Other definitions for owe that I've seen before include "Have obligation to pay" , "Be beholden" , "Be obliged to pay" , "Are debtors" , "Be in the red" .)