a base hit on which the batter stops safely at first base;
the smallest whole number or a numeral representing this number; "he has the one but will need a two and three to go with it"; "they had lunch at one";
hit a one-base hit;
not married or related to the unmarried state; "unmarried men and women"; "unmarried life"; "sex and the single girl"; "single parenthood"; "are you married or single?";
used of flowers having usually only one row or whorl of petals; "single chrysanthemums resemble daisies and may have more than one row of petals";