Interest Rate Swaps

Vanilla Swap

This is a Fixed / Floating swap in the same currency.

Overnight Index Swap

This is a Fixed / Floating swap (in the same currency ?) traded overnight.

Basis Swap

This is a Floating / Floating swap in the same currency.

Cross Currency Swap

This is a Fixed / Floating swap in different currencies.

Cross Currency Basis Swap

This is a Floating / Floating swap in different currencies.

Different Currencies

Swaps where the different legs are in different currencies are called Cross Currency Swaps