the GNU version of the Collaborative International Dictionary of English
n. The quality of being arch; cleverness; sly humor free from malice; waggishness.
The Century Dictionary and Cyclopedia
n. The quality of being arch; slyness without malice; cunning; waggishness; roguishness; pleasing coyness: as, “dryness and archness of humour,”
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. inappropriate playfulness
Word Usage
"She was dressed with great simplicity, in plain frock, apron, and white cap, to represent a fair young Quakeress, and she sung a song about her lover with much "archness" -- a delightful quality in woman."