Slăb1, a.
a. [Cf. Icel. slapp, mud, mire; Ir. slaib, mud, mire left on the strand of a river.] Thick; viscous. [Obs.]
Make the gruel thick and slab. Shak.
3 entries under this word
Slab
Slăb2, n.
n. [See supra.] That which is slimy or viscous; moist earth; mud; also, a puddle. [Obs.]
Slăb3, n.
n. [Cf. W. yslab, llab, a thin slip.]
Sense 1. A thin piece of any thing, especially of marble or other stone, having plane surfaces. Gwilt.
Sense 2. An outside piece taken from a log or timber in sawing it into boards, planks, and the like.
Slabs of tin, the lesser masses into which the workers cast the metal.