a poetical name of Egypt, (Psalms 89:10; Isaiah 51:9) signifying "fierceness, insolence, pride." Rahab, as a name of Egypt, occurs once only without reference to the exodus: this is in (Psalms 87:4) In (Isaiah 30:7) the name is alluded to.
Smith’s Bible Dictionary
Rahab
Smith’s Bible Dictionary, William Smith (1863). Public domain, from the CrossWire SWORD module.