the GNU version of the Collaborative International Dictionary of English
ad. In an inactive manner.
The Century Dictionary and Cyclopedia
In an inactive manner; idly; sluggishly; without motion, effort, or employment.
Word Usage
"It praised the SEC's move to erect a system of single-stock trading halts but said they should be expanded to all but the most inactively traded listed stocks, exchange-traded funds and related derivatives."