From BiblePortal Wikipedia

King James Dictionary [1]

Slightly, adv.

1. Weakly superficially with inconsiderable force or effect in a small degree as a man slightly wounded an audience slightly affected with preaching. 2. Negligently without regard with moderate contempt.

Webster's Dictionary [2]

(1): ( adv.) Slightingly; negligently.

(2): ( adv.) In a slight manner.