Definition of noughts:
(n) :
(UK, Ireland, Commonwealth) Not any quantity of number; zero; the score of no points in a game.
(n) :
Nothing; something which does not exist.
(n) :
A thing or person of no worth or value; nil.
(n) :
(UK, Ireland, Commonwealth) The figure or character representing, or having the shape of, zero.
(adv) :
To no extent; in no way; not at all.
(adv) :
Not.