treble >> ˈtrɛb(ə)l
Definition: [adjective] consisting of three parts; threefold.
Example: the fish were caught with large treble hooks
Definition: [predeterminer] three times as much or as many.
Example: the tip was at least treble what she would normally have given
Definition: [noun] three sporting victories or championships in the same season, event, etc.
Example: the victory completed a treble for the horse's trainer
Definition: [noun] a hit on the narrow ring enclosed by the two middle circles of a dartboard, scoring treble.
Definition: [noun] a type of bet in which three selections are made, with any winnings from the first being transferred to the second and then (if successful) to the third.
Definition: [noun] a thing that is three times as large as usual or is made up of three standard units or things.
Definition: [pronoun] a number or amount which is three times as large as a contrasting or usual number or amount.
Example: by paying treble, he had a double room to himself
Definition: [verb] make or become three times as large or numerous.
Example: rents were doubled and probably trebled