from Wiktionary, Creative Commons Attribution/Share-Alike License
- adv. In a mischievous manner.
from The Century Dictionary and Cyclopedia
- In a mischievous manner; with injury, loss, or damage; with evil intention or disposition; in a troublesome or teasing manner; with playful tricks; roguishly: as, this law operates mischievously; they created a scandal mischievously.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adv. in a disobedient or naughty way
mischievous + -ly (Wiktionary)