Trounce/traʊns/ Definition 1 of 2Pro Tip 1/3Competitive Context Use 'trounce' to describe a significant win, often in sports or games. The chess champion trounced his opponent in under 20 moves. Pro Tip 2/3Emphasizes Dominance 'Trounce' implies a strong or decisive victory, not just a simple win. She trounced the other candidates in the election with a vast majority. Pro Tip 3/3Informal Tone 'Trounce' is informal and best used in casual conversations or sports commentaries. The local team trounced the guests in a friendly match.