A pension (sometimes called an old-age pension) was a reserve of money upon which its owner could draw periodically after
The slaves on planet 892-IV were granted old-age pensions as they gained more rights under the law. Spock found this fascinating. (TOS: "Bread and Circuses")
In 2372, faced with his impending demise, Quark had many things to take care of, including his mother's pension. (DS9: "Body Parts")