A rocky crag.
"The climbers struggled to find a secure foothold on the steep craig overlooking the valley."
A Scottish habitational surname, from Scottish Gaelic from Scottish Gaelic creag, originally meaning someone who lived near a crag.
"Craig is a common Scottish surname derived from the word for a rocky cliff."
The word craig comes from the Scottish Gaelic word creag, which means "rock." It entered English as a doublet of the place name Carrick, sharing the same root meaning.