Zero ducks given the inability to give even one duck about someone or something i e the situation in which one is unable to care this term is also used to express dismay disbelief or sarcasm pertaining to someone or something and can be a successful comeback comment in the event of a downward spiraling conversation usually over whats app or facebook mkay100 ringspun cotton unisex t shirt shoulder taping with ribbed collar and tubular body worn oversize by ladies just so by the boy