dead-on

adjectives

accurate and to the point
"a dead-on feel for characterization"; "She avoids big scenes...preferring to rely on small gestures and dead-on dialogue"- Peter S.Prescott
is similar to
conforming exactly or almost exactly to fact or to a standard or performing with total accuracy
"an accurate reproduction"; "the accounting was accurate"; "accurate measurements"; "an accurate scale"
domain usage
a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech