1.
somebody or something that occurs singly and not as part of a group, e.g. the only child in a family
2.
a playing card that is the only one of its suit in a hand
3.
a person who is not married or is not in a romantic relationship
4.
a single object of a type that sometimes comes in pairs or groups
1.
somebody or something that occurs singly and not as part of a group, e.g. the only child in a family
2.
a playing card that is the only one of its suit in a hand
3.
a person who is not married or is not in a romantic relationship
4.
a single object of a type that sometimes comes in pairs or groups