When the anus or [[pussy|vagina]] are [[fingering|fingered]] from the rear, with the palm on the recipient's [[ass]]. Can also apply to [[masturbation]] (post #633293).
 
Don't confuse with [[reach-around]]. post #4149714 is [[fingering from behind]] while post #5883771 is a [[reach-around]].

h4. See also

* [[reach-around]]
* [[fingering]]
* [[anal fingering]]
* [[object insertion from behind]]
背後から手マン