You are chilled or shivering from great fright or horror; you are terrified or horrified. Usually used with a possessive.
Быть очень сильно испуганным, ужаснуться; состояние когда "кровь застыла в жилах".
Mary's blood froze when she had to walk through the cemetery at night.
Oscar's blood turned to ice when he saw the shadow pass by outside the window.
The horror movie made the children's blood run cold.
The look in the prisoner's eyes made my blood run cold.
От взгляда в глаза заключенного у меня кровь в жилах застыла.
The thought of the damage such a bomb could do made my blood run cold.
У меня кровь стынет в жилах при мысли о том, какие разрушения могла бы вызвать эта бомба.