estacode
n.— «Many people did, including military and other government officials who exchanged estacode, foreign exchange given to them for overseas trips, on the black market rather than in banks.» —“Nigerian money changers—illegal but flourishing” by James Jukwey in Lagos, Nigeria Reuters Jan. 21, 1994. (source: Double-Tongued Dictionary)
Further reading
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Loretta in Shreveport, Louisiana, wants to know what lexical and dialectal clues linguists look for when guessing where someone is from. She also wonders: Do people with long careers in the military or who grew up in a military family have a...