the GNU version of the Collaborative International Dictionary of English
n. Deviltry.
The Century Dictionary and Cyclopedia
n. Deviltry; trickery; roguishness; mischief: often used in a ludicrous sense without necessarily implying malice: as, he did it out of more devilment.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. reckless or malicious behavior that causes discomfort or annoyance in others
Word Usage
""Some kind of devilment," muttered the forest runner."