natural resource /ˌnæt͡ʃ.(ə.)ɹəl ˈɹɪː.sɔːɹs/ noun1 •Any source of wealth that occurs naturally, especially surface water, groundwater, minerals, fossil fuels, timber, wild game, soil quality, and air quality.There’s so much Trump in Joe: the overbearing and vainglorious rhetoric, the hogging of all natural resources, the willingness to treat people like property, the disappointing offspring. — 2017 formsnatural resources