slap2Pronunciation: /slap/Translate slap | into French | into German | into Italian | into Spanish Definition of slap adjective South African 1lacking strength, energy, or discipline; ineffectual: the book took her three years to write because she was very slap 2(of food) soft or runny: the chips were crisp outside and slap insideOrigin:Afrikaans, literally 'dangling, flabby'slap in other Oxford dictionaries Definition of slap in the US English dictionary