BLOW

(HIT) [noun] [C] - a hard hit with a hand or a weaponA sharp blow to the stomach sent him spinning to the floor.(figurative) Her death at twenty came as a (terrible) blow (= was a sudden shock with very damaging effects) to her parents.(figurative) Losing his job was a severe blow to (= had a very damaging effect on) his confidence.They almost came to blows (= had a physical fight) over the last sausage.A blow-by-blow account/description is one in which every detail and action of an event is described.I almost fell asleep as he gave me a blow-by-blow account of his day at the bank.