Definition of «no cap»

No cap is an affirmation meaning 'no lie' or 'for real,' used to emphasize the truthfulness of a statement. It originated in hip-hop culture and has since permeated mainstream internet slang, particularly among younger demographics. The phrase is used to add authenticity and sincerity to what is being said, assuring the listener that the speaker is being completely honest. It can be placed at the beginning or end of a sentence for emphasis.