- a cardinal number, ten plus one.
- a symbol for this number, as 11 or XI.
- a set of this many persons or things, as a football team.
- amounting to eleven in number.
- the cardinal number that is the sum of ten and one
- a numeral 11, XI, etc, representing this number
- something representing, represented by, or consisting of 11 units
- a team of 11 players in football, cricket, hockey, etc
- eleven hours after noon or midnight
- amounting to eleven
- (as pronoun)