The noun lash has 3 senses (no senses from tagged texts)
1. eyelash, lash, cilium -- (any of the short curved hairs that grow from the edges of the eyelids)
2. lash, thong -- (leather strip that forms the flexible part of a whip)
3. whip, lash, whiplash -- (a quick blow delivered with a whip or whiplike object; "the whip raised a red welt")
Overview of verb lash
The verb lash has 4 senses (first 1 from tagged texts)
1. (4) flog, welt, whip, lather, lash, slash, strap, trounce -- (beat severely with a whip or rod; "The teacher often flogged the students"; "The children were severely trounced")
2. lash -- (lash or flick about sharply; "The lion lashed its tail")
3. whip, lash -- (strike as if by whipping; "The curtain whipped her face")
4. lash -- (bind with a rope, chain, or cord; "lash the horse")