chugger

An aggressive or invasive street fundraiser, especially a private contractor working on behalf of a charity.

Seen by many as the scourge of shoppers, chuggers can be uncompromising in their pursuit of a slice of strangers' disposable income, yet provide a rich source of funds for charities.

One who chugs a drink, especially an alcoholic drink.

A type of fish lure or fly that makes a popping or chugging sound when twitched.

A vehicle, train or boat with an engine that makes a chugging noise when running.

A heavy-duty locomotive whether electric, diesel, hybrid or steam-powered