It's two words, usually
brute force, sometimes
brute-force.
It is used typically to describe an algorithmic approach, or a piece of software, or a method of proof (aka "exhaustive proof").
This topic has been discussed to death previously, see
HERE.
yzfwsf wrote:Correct guess confirmed by computer solver.
My learned friend,
yzfwsf has demonstrated, perhaps unintentionally, the semantic quagmire in which one can become trapped, with definitions like this, especially if you spend too long in that thread.