Naai

A vulgar Afrikaans slang term meaning to have sexual intercourse; often used as an expletive or insult in South African English

To mess with someone or to fool around; used in a non-sexual context in casual conversation

Naai, 'noun'(pronounced N-ahy), verb, Naai-ing, adjective Naai-er. Naai is a South African Afrikaans <a href="/word/<a href="/word/slang" class="internal-link" title="View definition of Slang">slang</a>" class="internal-link" title="View definition of <a href="/word/slang" class="internal-link" title="View definition of Slang">Slang</a>"><a href="/word/slang" class="internal-link" title="View definition of Slang">slang</a></a> term meaning fuck. It originates from the literal Afrikaans word of the same name which means 'stitch' or 'sew'. It is most commonly spoken in the Western Province city, Cape Town and, as with the word fuck, it's meaning's vary depending on the use of the word. It <a href="/word/<a href="/word/can" class="internal-link" title="View definition of Can">can</a>" class="internal-link" title="View definition of <a href="/word/can" class="internal-link" title="View definition of Can">Can</a>"><a href="/word/can" class="internal-link" title="View definition of Can">can</a></a> be used in reference to sex or having sex as well as an expression of disagreement or distaste. It's also quite commonly used as an impolite way of referring to someone.