a 4000 H.C. bomb consisting of two light cased cylinders welded together and filled with amitol high explosive. It had the aerodynamic shape of a brick and was used to demolish large structures - also [..]

to bomb heavily and accurately. Plonk:

aircraft. Acc or Trolley Acc:

under the old phonetic alphabet, "Ack" stood for the letter "A", thus "ack-ack" was "A-A" or anti-aircraft artillery. Adj.:

the men who actually flew the bomber into battle. A.M.O.:

one who waits too long to drop by parachute. Angels:

Air Officer Commanding. Armourer:

rear gunner (R/AG). Arsy-tarsy:

to leave an aircraft by jumping - hoping that some "clot" had packed your 'chute correctly. Bag:

a great amount, as in "bags of flak over the target". Balbo: