Back-up from your boss. Help from an executive when getting resistance to an initiative or idea from others -- especially others who outrank you.
I won't be able to get my proposed budget for budgie breeding research wothout air support from the VP R&D.
by Jasper Ferg March 05, 2011
Close air support(CAS) is an aerial attack mission flown against enemy ground forces that are attacking or "too close for comfort" to Friendly Ground Forces.
by Flyboy416 December 20, 2011