Noah Webster's Dictionary (a.) Full of tricks, or stratagems; clever; using craft or stratagem to accomplish a purpose; mischievously artful; subtle.

Multi-Version Concordance Wily (2 Occurrences) Job 5:13 He taketh the wise in their own craftiness; And the counsel of the cunning is carried headlong. (See JPS DBY RSV NIV) Proverbs 7:10 And, behold, there met him a woman With the attire of a harlot, and wily of heart. (See JPS ASV RSV)