Wiktionary
vb. (en-third-person singular of: ad lib)
Usage examples of "ad libs".
The TV news was all blow-dried hair and moist white teeth - happy talk and phoney ad libs interspersed with hefty servings of murder and mayhem on blue plate special.
He made the usual disclaimers regarding the swastikas and Iron Crosses ( That don't mean nothin, we buy that stuff in dime stores ), but just about the time the man seemed satisfied that it was all a rude put-on, Barger unloaded one of those jarring ad libs that have made him a favorite among Bay area newsmen.
The actors tossed in several topical ad libs which did little to improve the general mood.
There was one little overdue 2nd, a twelve-year-old, who was adding zig-zag ad libs to the dull discussion and peaking every zig with a spoken word.