Triple vs Tripple – Which is Correct? - Two Minute English
The correct spelling of the word in question is triple. On the other hand, “tripple” is actually considered a spelling error and is not recognized in standard English.

TRIPLE | English meaning - Cambridge Dictionary
TRIPLE definition: 1. having three parts of the same type, or happening three times: 2. with three beats (= emphases…. Learn more.

TRIPLE Definition & Meaning | Dictionary.com
TRIPLE definition: threefold; consisting of three parts. See examples of triple used in a sentence.

Triple - Wikipedia
Triple is used in several contexts to mean "threefold" or a "treble":

triple - Wiktionary, the free dictionary
Of three times the quantity; treble. Give me a triple serving of mashed potatoes. Designed for three users. Folded in three; composed of three layers. Having three aspects. (music) Of time, three times as fast as very fast.

TRIPLE | definition in the Cambridge English Dictionary
TRIPLE meaning: 1. having three parts of the same type, or happening three times: 2. with three beats (= emphases…. Learn more.

Triple - definition of triple by The Free Dictionary
Three times as much in size, strength, number, or amount. 3. Music Having three beats to a measure. n. 1. A number or quantity three times as great as another. 2. a. Something having three identifiable or prominent parts or members. b. Something capable of carrying or moving three people or things, as a chairlift. 3.

Triple - Definition, Meaning & Synonyms | Vocabulary.com
Triple means to multiply by three. If you triple the number two, you get six, and six is the triple of the number two.

TRIPLE definition and meaning | Collins English Dictionary
If something is triple the amount or size of another thing, it is three times as large. The mine reportedly had an accident rate triple the national average. The kitchen is triple the size it once was.