ANNUITY-contract by virtue of which the debtor is obliged to regularly pay a pension during the life of one or more specific persons, through the delivery of a quantity of money or a movable thing, whose domain is transferred him since then.The annuity can be free of charge, either by donation or Testament. It perfects in writing and in deed if goods whose ownership is transferred should dispose with this formality. The contract can be about the life of which is on the debtor or a 3 °.