noun
coin
B1
Münze: A feminine noun meaning 'coin' (metal money piece). Use plural Münzen; nominative plural die Münzen. Regular declension; genitive der Münze, dative der Münze. Not irregular. Refers to minted currency, tokens, or collectible coins; countable, often used with numerals (zwei Münzen).
Examples
Ich habe eine alte Münze im Garten gefunden.
I found an old coin in the garden.
Der Automat nimmt nur Münzen.
The machine only accepts coins.
Die Touristen fanden eine alte Münze, als sie am Flussufer spazieren gingen, und zeigten sie später dem Museum, weil es interessant schien.
The tourists found an old coin when they were walking along the riverbank and later showed it to the museum because it seemed interesting.
Details
Mnemonics
Picture a shiny round coin with an engraved face.
Sounds like 'mints' — think of a small round coin like a mint token.
die Münze — nouns ending in -e are often feminine; imagine a little coin wearing a ribbon (feminine).
Notes
Plural is Münzen. Can refer to individual coins and also occasionally to commemorative coins. Do not confuse with 'Munze' (nonstandard spelling).