Definition nut in British English

a tough nut to crack (phrase) betel nut (noun) brazil nut (noun) butterfly nut (noun) cashew (noun) cola nut (noun) do your nut (phrase) ginger nut (noun) hard nut (noun) monkey nut (noun) nut () nut job () nut-brown () off your nut () pine nut (noun) pistachio (noun) tough nut (noun) wing nut (noun)