Quintuple a. : Multiplied by five; increased to five times the amount; fivefold.

Quintuple v. t. : To make fivefold, or five times as much or many.

Example:
I heard that this one guy from Northeastern University graduated with a Quintuple major?

Taxonomy
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Defination from the web:
quintuple from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. ... Learn more about "quintuple" and related topics at Britannica.com. Pronunciation Symbols. Share this entry: Link to this page: Cite this page: Products ...