1. Noun.  The force or energy of a collision of two objects.
  2. Noun.  (chiefly, medicine) A forced impinging.
  3. Noun.  A significant or strong influence; an effect.
  4. Verb.  (transitive) To compress; to compact; to press or pack together.
  5. Verb.  (transitive, proscribed) To influence; to affect; to have an impact on.
  6. Verb.  (transitive) To collide or strike.

This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.

This entry was last updated on RefTopia from its source on 3/20/2012.