slab Pronunciation: /slæb/Translate slab | into French | into Italian | into Spanish German translation of slabn. 1 (flat stone etc.) Platte 2 (thick slice) [dicke] Scheibe; (of cake) [dickes] Stück; (of chocolate, toffee) Tafelslab in other Oxford dictionaries Definition of slab in the British & World English dictionary Definition of slab in the US English dictionary