coal money 4 realizations MACROAREA: Eurasia
NEW Realization 1
type Polysemy
language English
lexeme coal
meaning 1 black or brownish black rock formed from prehistoric plant remains, composed largely of carbon and burned as a fuel
direction
meaning 2 (slang, obsolete) money
reference OED
comment

late 16th c. to early 20th c.

Green’s Dictionary of Slang https://greensdictofslang.com/entry/6y4lx4y

NEW Realization 2
type Polysemy
language German
lexeme Kohle
meaning 1 coal
direction
meaning 2 (colloquial) money
reference DWDS
comment
NEW Realization 3
type Polysemy
language Maltese
lexeme faħam
meaning 1 coal
direction
meaning 2 (slang) money
reference English Wiktionary
comment
NEW Realization 4
type Borrowing
language 1 Romani
language 2 English
lexeme 1 angar
lexeme 2 wonga
meaning 1 coal
direction
meaning 2 (slang) money

I don't mean to be difficult, I said to the madame in reception, but I'm paying a lot of wonga, so these women of yours should be able to manage a bit of service, shouldn't they, I said, and then I was given a voucher. (2009, K. O. Dahl, The Fourth Man: A Thriller, Minotaur Books, page 59)

reference English Wiktionary OED
comment

Dictionary.com https://web.archive.org/https://www.lexico.com/definition/wonga