The defences are kept in readiness for any enemy attack.
The soldiers husband their strength and their food, waiting for the enemy to attack.
Our armies have retired to regroup for a fresh attack.
The enemy attacked us at night.
They could not withstand the fierceness of attack of those soldiers.
We made a strategic withdrawal, so that we could build up our forces for a renewed attack.
The crew repelled the attack.
Our defences must be reinforced against attack.