hard-hitting

from WordNet (r) 3.0 (2006)

hard-hitting
    adj 1: characterized by or full of force and vigor; "a hard-
           hitting expose"; "a trenchant argument" [syn: {hard-
           hitting}, {trenchant}]
    2: aggressively and persistently persuasive; "a hard-hitting
       advertising campaign"; "a high-pressure salesman" [syn:
       {hard-hitting}, {high-pressure}]

from The Collaborative International Dictionary of English v.0.48

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]

[email protected]