What is the meaning of Shish_kebab?

A dish made of small pieces of meat, with or without vegetables, which are skewered on a wooden or metal stick and roasted in an oven or over an open fire.

A crystal structure consisting of a central spine (the shish) and disks or lumps growing out from it (the kebab).

shish kebab (roasted meat dish)

Source: wiktionary.org