(1) He worked in fifth column until death.
(2) The fifth column lists 2 % of the account value , in this case $ 30 , 000.
(3) The Fifth Column: And Four Stories of the Spanish Civil War by Ernest Hemmingway.
(4) During the war, both sides often established a fifth column among each other.
(5) There seems to be fifth column within the party which leaks its plans to the opposition.
(6) Some are under cover , forming the enemy's fifth column.