The act of drawing blood from another person (the blood is sometimes then sucked/licked off of the wound). Usually sexual in nature. Sometimes associated with vampire fetish. A form of edgeplay.
She was bored with sex so she asked her lover to try bloodplay for a change.
Sexual play defined by haematolagnia (british spelling, hematolagnia: american spelling) which is the physical attraction to blood this may be the smell, sight or texture of the blood. usually this involves cutting your sexual partner or having them cut you and (not always) smearing the blood on your body and somtimes drinking the blood of your partner and vice versa