П-21

ПАЛЬЦЕМ HE ТРОГАТЬ/НЕ ТРОНУТЬ кого coll VP subj: human more often pfv used without negation to convey the opposite meaning (often infin with verbs of prohibition) usu. this WO not to cause s.o. any physical harm (by hitting, beating etc him)

X Y-a пальцем не тронул = X didn't (so much as) lay a finger on Y

X never laid a finger (a hand) on Y X didn't touch Y.

Сыновей дедушка иногда избивал до полусмерти, но единственную дочь свою, Рахиль, как я уже говорил, ни разу пальцем не тронул (Рыбаков 1). Sometimes grandfather beat his sons till they were nearly half-dead, but he had never so much as laid a finger on his daughter, as I have already mentioned (1a).

(Олег:) He смей, не смей! Меня даже мама никогда пальцем не трогала! (Розов 2). (О.:) Don't you dare! Don't dare! Even mother never laid a finger on me! (2a).