Ad hoc increase in primary insurance amounts means an increase in primary insurance amounts enacted by the Congress and signed into law by the President.
Entitled means that a person has applied for benefits and has proven his or her right to them for a given period of time.
We, us, or our means the Social Security Administration.
You or your means the insured worker who has applied for benefits or a deceased insured worker on whose social security earnings record someone else has applied.
20 C.F.R. §404.203