To spy, to explore, to go about on foot, to slander
Brown-Driver-Briggs Hebrew Lexicon
1) to go on foot, spy out, foot it, go about, walk along, move the feet 1a) (Qal) to be a tale-bearer, slander, go about 1b) (Piel) 1b1) to slander 1b2) to go about as explorer, spy 1c) (Tiphel) to teach to walk