Cuss/kʌs/ Definition 1 of 3Pro Tip 1/3Emotional Tones Using 'cuss' can convey anger or frustration, often in a heated conversation. He was so frustrated he started to cuss loudly. Pro Tip 2/3Social Implications 'Cuss' can be seen as disrespectful or rude, especially in formal or public settings. Cussing at the meeting shocked everyone. Pro Tip 3/3Confrontational Usage When someone 'cusses out' another, it means they are verbally attacking them with swear words. He cussed out the referee for the bad call.