(uncountable) A silvery elemental metal with an atomic number of 28 and symbol Ni.
Colonel Hazeltine still had trouble persuading air commanders to drop the nickels. Pilots profanely protested against risking their necks on such foolishness. But in the end 15,000,000 leaflets a week were being dropped on Sicily and Italy.
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(US, Canada, countable) A coin worth 5 cents.
Many types of nickels were used in psychological warfare. Classified according to general purpose, there were strategic and tactical leaflets.
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(US, slang, by extension) Five dollars.
Nickels, the code-name for propaganda leaflets, were ordinary 8-1/2×11" sheets of paper either printed on both sides or folded in half and printed on all four sides. On most of our flights, after leaving the DZ or landing strip we distri…
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