'dead-on' definitions:

Definition of 'dead-on'

From: WordNet
adjective
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

Definition of 'dead-on'

From: GCIDE
  • dead-on \dead-on\ adj. precisely accurate and to the point; as, a dead-on feel for characterization. [prenominal and informal]
  • Syn: precise. [WordNet 1.5]
  • She avoids big scenes . . . preferring to rely on small gestures and dead-on dialogue. --Peter S. Prescott [WordNet 1.5]