Search Result for "direct supporting fire":
Wordnet 3.0

NOUN (1)

1. fire delivered in support of part of a force (as opposed to general supporting fire delivered in support of the force as a whole); 



WordNet (r) 3.0 (2006):

direct supporting fire
    n 1: fire delivered in support of part of a force (as opposed to
         general supporting fire delivered in support of the force
         as a whole)