Source : Webster's Revised Unabridged Dictionary (1913)

Tenderfoot \Ten"der*foot`\, n.
   See {Boy scout}.

Tenderfoot \Ten"der*foot`\, n.
   A delicate person; one not inured to the hardship and
   rudeness of pioneer life. [Slang, Western U. S.]

Source : WordNet®

tenderfoot
     n : an inexperienced person (especially someone inexperienced in
         outdoor living)
     [also: {tenderfeet} (pl)]