'hard-hitting' definitions:

Definition of 'hard-hitting'

(from WordNet)
adjective
Characterized by or full of force and vigor; "a hard- hitting expose"; "a trenchant argument" [syn: hard- hitting, trenchant]
adjective
Aggressively and persistently persuasive; "a hard-hitting advertising campaign"; "a high-pressure salesman" [syn: hard-hitting, high-pressure]

Definition of 'hard-hitting'

From: GCIDE
  • hard-hitting \hard-hitting\ adj.
  • 1. characterized by or full of force and vigor; forceful; as, a hard-hitting expose.
  • Syn: trenchant, vigorous. [WordNet 1.5]
  • 2. aggressive; as, a hard-hitting advertising campaign. Opposite of unaggressive.
  • Syn: high-pressure. [WordNet 1.5]