Hard nut definitions

Hard nut

1) Something tough to crack 2) Tough person, to a Brit 3) Tough, hot and windy plain
Found on https://www.crosswordclues.com/clue/hard-nut

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Hard Nut

Hard nut is British slang for a tough, uncompromising person.
Found on http://www.probertencyclopaedia.com/browse/ZH.HTM

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