block and withdraw

cylinder block (engine block)

feed block slide (feed-block-actuating slide)

withdraw

clutch withdraw shaft

withdraw from action

withdraw in contact with the enemy

withdraw out of contact

withdraw the pass privilege

block and pulley

road block and obstacle service

T-handle wrench with jointed hexagonal sockets and block system

observation and fields of fire, avenues of approach, key and decisive terrain,obstacles, and cover and concealment (OAKOC)

block diagram

block face

block supplies

locking block

TNT block

breech block pivoted below the level of the chamber

disrupt, fix, turn or block the enemy force

all-round vision block

back on the block

block off

direct vision block

surveillance vision block

trunnion block

vision block

advanced building-block for large-area exploitation

basic building block

basic building block module

building block

building block approach

building block organization concept