what does cap mean in slang?

TLDR: In slang, "cap" refers to a lie or falsehood, while "no cap" indicates truthfulness. Originating from African American Vernacular English and hip-hop culture, the term has become widely used, especially among younger generations, to express authenticity or exaggeration in casual conversations.

The slang term "cap" signifies a lie or falsehood, with "no cap" asserting honesty. This usage has gained popularity in casual conversations and on social media, particularly among younger audiences. For example, saying "I saw a unicorn yesterday, no cap!" emphasizes the speaker's sincerity, while "He's always capping about his basketball skills" accuses someone of exaggerating their abilities. The term has roots in African American Vernacular English and hip-hop culture, evolving from earlier meanings related to boasting and surpassing others.

The cultural significance of "cap" reflects the influence of African American Vernacular English on contemporary language. Its prevalence in music and social media, such as in songs like "No Cap" by Future & Young Thug, has further embedded it into popular culture. Understanding slang terms like "cap" not only enhances communication but also highlights the rich tapestry of modern language and its connection to identity and community.