autostop noun 2verb 1forms 3 noun2 •An automatic stopping mechanism or system.Or you can utilize the autostop features of your trading software to help lock in most of the profit (onehalf to twothirds) of the current potential profit for the move. — 2012 •A coupon-based system of hitchhiking that operated in communist Poland from the 1950s until the 1990s.Youth organizations have given autostop activity their stamp of approval. — 1960 verb1 •(rare) To stop automatically. formsautostopped · autostopping · autostops