Baalis

Boyd’s Bible Dictionary:

(son of exultation). A king of the Ammonites (Jer. 40:14).

Concise Bible Dictionary:

King of the Ammonites, who sent Ishmael to slay Gedaliah (Jer. 40:14).

Strong’s Dictionary of Hebrew Words:

Transliteration:
Ba`alic
Phonic:
bah-al-ece’
Meaning:
probably from a derivative of 5965 with prepositional prefix; in exultation; Baalis, an Ammonitish king
KJV Usage:
Baalis

Jackson’s Dictionary of Scripture Proper Names:

lord of the banner: in causing the joy

Potts’ Bible Proper Names:

With exultation:-an Ammonitish king, Jer. 40:14. {Cum exsultatione}