Definition from Wiktionary, the free dictionary
The journalism sense is an allusion to the miracle of Balaam's ass speaking; see talk out one's ass.
- A diviner in the Torah.
- And the LORD opened the mouth of the ass, and she said unto Balaam, What have I done unto thee, that thou hast smitten me these three times?
Balaam (plural Balaams)
- (slang, archaic, journalism) A paragraph describing something wonderful, used to fill out a newspaper column.