|Origin:||flenchir 'to turn aside'|
flinch also flinch away [intransitive]
to move your face or body away from someone or something because you are in pain, frightened, or upset
She flinched at the touch of his hand.
The boy flinched away from him.
to feel embarrassed or upset
Jo flinched at her sister's insensitivity.
to be willing to do something even though it is difficult or unpleasant:
He never flinched from doing his duty.