1 An example of solution is 4, which is the solution to the equation of 2+2. 2  An example of a solution is when you hire a taxi to get to work when your car breaks down. 3  the act, method, or process of solving a problem.  the answer to a problem.
Definition of flush. 1 :  a sudden flow (as of water); also : a rinsing or cleansing with or as if with a flush of water. 2a : a sudden increase or expansion; especially : sudden and usually abundant new plant growth the spring flush of grassb : a surge of emotion felt a flush of anger at the insult.
A coolant flush, also referred to as a cooling system service or radiator flush, is the process of adding a cleaner to the cooling system to eliminate sediment or rust, Kauffeld says. The system is then flushed throughly while new antifreeze and a conditioner to protect against corrosion are added.