Use this meaning when something is covered with blood. It is often used to talk about injuries or accidents. It shows that blood is visible on a person or object.
He has a bloody cut on his arm.
The floor was wet and bloody.
This use of 'bloody' adds strong feeling to an adjective or noun. People use it to say 'very' or 'really', but it is not polite in all places. It is common in informal British English.
That was a bloody good game!
He is a bloody fool sometimes.
Used to describe events like fights or wars that have a lot of violence and blood. This use often means something is harsh or cruel.
They told a story about a bloody war.
The movie had many bloody battles.
Used alone or before sentences to show strong feelings like anger or surprise. It is informal and common in British English, but not polite everywhere.
Bloody! I forgot my keys.
Bloody! That hurt a lot.
Used in science or medicine to talk about things involving blood. This includes blood cells, tissues, or related processes. It is more formal and technical.
The doctor studied the bloody tissue sample.
She works in bloody cell research.
In some informal or dialect uses, 'bloody' can be a noun meaning blood itself. It is less common and usually heard in spoken or regional English.
There was bloody all over the floor.
The wound caused much bloody to flow.