From Longman Dictionary of Contemporary Englishno sweatno sweatspokenEASY used to say that you can do something easily ‘Are you sure you can do it on time?’ ‘Yeah, no sweat!’ → sweat
Examples from the Corpus
no sweat• One man's conflict may be water which flows unceremoniously off another's back; no sweat, no hassle.• The driver was good, no sweat.• No headsets, no hat, no sweat.• White men no sweat pure, too many clothe.• Well, she could answer that one straight off, no sweat!• Drink enough of it, you can juggle with snakes, no sweat.• "I'll finish this by tomorrow, no sweat."• It was no sweat because everyone stood on the chairs and danced anyway.• Characteristically the skin is dry and hot with no sweat.