lay down а concentration

Trails, Lay, Aimpoint established, Boresight verified, Safe [verification of lay], Prefire checks performed, Ammunition Prepared

lay down arms

lay down in an order

lay down

lay down fire

lay down weapons

tie down / tie-down

cargo tie-down / freight tie-down

freight tie-down / cargo tie-down

lay

lay a bridge

lay a cable

lay a gun

lay a mine / mine field

lay a smoke screen

lay an aim

lay an ambush

lay eggs

lay flat

lay reference number

lay siege to

lay tracks

defensive layout / lay-out

lay an аim

lay on reconnaissance

lay сables

lay smoke

minefield report of intention to lay

lay on an attack

lay siege (to)

lay still and play dead

lay an ambuscade