Rahab

Concise Bible Dictionary:

A poetical name, signifying “insolence,” given to Egypt (Psa. 87:4; Psa. 89:10; Isa. 51:9). The same word occurs in Isaiah 30:7, where the R. V. reads “therefore have I called her Rahab that sitteth still.”

Strong’s Dictionary of Hebrew Words:

Transliteration:
Rahab
Phonic:
rah’-hab
Meaning:
the same as 7293; Rahab (i.e. boaster), an epithet of Egypt
KJV Usage:
Rahab

Jackson’s Dictionary of Scripture Proper Names:

arrogance : breadth (the harlot, of Jericho)