Definitions
1.NounAn aggressive or invasive street fundraiser, especially a private contractor working on behalf of a charity.
2.NounOne who chugs a drink, especially an alcoholic drink.
3.NounA type of fish lure or fly that makes a popping or chugging sound when twitched.
4.NounA vehicle, train or boat with an engine that makes a chugging noise when running.
5.NounA heavy-duty locomotive whether electric, diesel, hybrid or steam-powered