What does the name Slate mean? The meaning of the name Slate is Gray-green Rock. The origin of the name Slate is American. This is the culture in which the name originated, or in the case of a word, the language.
People who like the name Slate also like: Levi
, Sloan Coral
Name Notes: A fine-grained gray, green, or bluish metamorphic rock easily split into smooth, flat pieces.