What Is The Definition Of A Single Premium Immediate Annuity? 
A single premium immediate annuity is the basic form of annuities . It exchanges a single deposit for an income stream that is guaranteed for life . Every annuity is a modification of this idea . It is most often used to provide the required stream of income for people in retirement . There are many options to the basic plan and your individual requirements can usually be met by one of the options . 