from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The Devil; Satan.
- n. One of the fallen angels in Milton's Paradise Lost. Beelzebub was next to Satan in power.
- n. An evil spirit; a demon.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. The Devil.
from the GNU version of the Collaborative International Dictionary of English
- n. The title of a heathen deity to whom the Jews ascribed the sovereignty of the evil spirits; hence, the Devil or a devil. See Baal.
from The Century Dictionary and Cyclopedia
- n. A god of the Philistines, who had a famous temple at Ekron. He was worshiped as the destroyer of flies.
- n. A name of the Mycetes ursinus, a howling monkey of South America. See cut under howler.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (Judeo-Christian and Islamic religions) chief spirit of evil and adversary of God; tempter of mankind; master of Hell
Hebrew ba'al zəbûb, lord (of the) fly, alteration of ba'al zəbûl, lord prince; see bʿl in Semitic roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin Beelzebūb, used in the Vulgate to translate Ancient Greek βεελζεβούβ and Hebrew בעל זבוב (ba‘al-z'būb, "fly-lord") (mentioned in 2 Kings i as "the god of Ekron"). (Wiktionary)