Delay 
  superclass: Tactical-Mission-Task 
  superclass:  ??Inhibit 
  agent: Military-Unit <----> Actor 
  object:  Military-Unit <---->  Acted on 
  duration: Time-Interval 
 
  objective: 
                  Action with 
                       inhibits: Move 
                                         object: MU called "enemy forces" 
                                         direction: *forward 
                                         path: Avenue-of-Approach 
                                         destination: Place with 
                                                               site-of: Tactical-Mission-Task with 
                                                                               agent: MU called "friendly forces" 
                                                                                 
 
Morrison definition from FM-390: 
 
Delay (E) 
====== 
 
1. Slow enemy advance in a direction or along an avenue of approach toward a friendly objective.  Enemy should not reach friendly objective during delay. 
