1 something that someone needs or asks for :
The refugees' main requirements are food and shelter.
The refugees' main requirements are food and shelter. meet/fulfil/satisfy a requirement (=have or do what is necessary)
The new computer system will meet all our requirements.
The new computer system will meet all our requirements. surplus to requirements British English (=more than is needed)
The increase in gas-fired power stations means traditional coal ones are becoming surplus to requirements.
The increase in gas-fired power stations means traditional coal ones are becoming surplus to requirements.2 something that must be done because of a law or rule :
3SEBE something, especially good examination results, that a college, employer etc says you must have in order to do something
