Get a quick, free translation! SPANK definition: 1. to hit a child with the hand, usually several times on the bottom as a punishment 2. to hit an…. Learn more. Spanking is a form of corporal punishment. The United Nations Committee on the Rights of the Child defines spanking as a form of punishment that uses physical force with the intent to cause pain or discomfort (2007). Merriam-Webster online dictionary defines Spank (n.d.) as a verb as striking someone with an open hand (often on the buttocks; e.g., she would spank him for misbehaving). Spank as a noun is defined as the actual strike on the buttocks itself (e.g., he received a quick spank ). The meaning of SPANK is to strike especially on the buttocks with the open hand. How to use spank in a sentence. spank (third-person singular simple present spanks, present participle spanking, simple past and past participle spanked) (transitive) To beat, smack or slap a person's buttocks, with the bare hand or other object, as punishment, or for sexual gratification.