- The definition of a tranche is an installment, portion or share.
An example of tranche is paying the IRS on a quarterly basis.
tranche definition by Webster's New World
Origin: French literally , a slicea portion, share, installment, etc.: the final tranche of the loan
tranche - Business Definition
tranche - Investment & Finance Definition
A separate section of an overall bond or investment offering. For example, a $4 billion bond offering may have four tranches, each sold in a different currency, such as the U.S. dollar, Japanese yen, euro, and British pound. Each currency offering represents one tranche of the overall issue.