Slat \Slat\, v. t. [imp. & p. p. {Slatted}; p. pr. & vb. n. {Slatting}.] [OE. slatten; cf. Icel. sletta to slap, to dab.] 1. To slap; to strike; to beat; to throw down violently. [Prov. Eng. & Colloq. U.S.]
How did you kill him? Slat[t]ed his brains out. --Marston.
2. To split; to crack. [Prov. Eng.] --Halliwell.
3. To set on; to incite. See 3d {Slate}. [Prov. Eng.]