Kendall Jenner ... Here's the Drill ... Don't Touch Me!!! (VIDEO)

Kendall Jenner wants to make something perfectly clear ... you can look but you can't touch.

Kendall and pal Gigi Hadid were leaving The Nice Guy Saturday night after the MTV Movie Awards when someone -- it looks like a photog -- got handsy. Kendall uncharacteristically lashed out.

Lil' sis Kylie Jenner has the same playbook, as she so deftly demonstrated a week ago.