GBH
GBH is ‘harm that is really serious’.
Any one
Equivalent to ‘any person’
Wound
A breaking of the skin and evidenced by the flow of blood, either external or internal.
Maims
Depriving another of the use of such of his members as may render him the less able in fighting, either to defend himself or annoy his adversary.
That is the loss of use of a limb or one of the senses.
Disfigure
To deform or deface, to mar or alter the appearance of a person - need not be permanent.