'''Opa''' is a [[Greece|Greek]] word which is used as an exclamation of joy. For example, the exclamation "opa!" is used during Greek dance. The word opa can also mean "stop". | '''Opa''' is a [[Greece|Greek]] word which is used as an exclamation of joy. For example, the exclamation "opa!" is used during Greek dance. The word opa can also mean "stop". |