Totes' is a slang term used to express agreement or affirmation. It is a shortened version of the phrase 'TOTALLY, ' which is often used in conversation to show that one is in agreement with what has been said. The term 'UH, YEAH!' is also used to express agreement or affirmation, and is often uttered in response to something that has been said. Together, the two terms can be used to express strong agreement or affirmation.