EBITDAEarnings before interest, taxes, depreciation and amortization; the cash-flow measure most LBO debt is sized against.
Enterprise value (EV)The total value of the business: equity value plus net debt. Purchase price is usually expressed as a multiple of EBITDA.
Senior leverageSenior debt divided by EBITDA, for example 3.0x.
Total leverageAll debt, including mezzanine and seller notes, divided by EBITDA.
UnitrancheOne loan combining senior and subordinated debt, with one blended rate, typically from a direct lender.
Mezzanine debtSubordinated debt priced above senior debt, often with cash interest, PIK interest and warrants or an equity kicker.
PIKPayment-in-kind interest that accrues to principal instead of being paid in cash.
FCCRFixed charge coverage ratio: cash flow (typically EBITDA less unfinanced capex and taxes) divided by fixed charges such as interest, scheduled principal and rent. A key lender covenant.
Seller noteDeferred purchase price owed to the seller, subordinated to the senior lender.
Rollover equityEquity the seller or management reinvest in the new company instead of taking cash.
EarnoutPart of the price paid only if the business reaches agreed performance targets after closing.
Quality of earnings (QoE)An accounting review that validates and adjusts the seller's EBITDA; most lenders require one.
MOIC / IRRMultiple on invested capital and internal rate of return, the two standard measures of LBO equity returns.
Add-on acquisitionA smaller company bought by an existing platform, often at a lower multiple, in a buy-and-build strategy.