1 [countable usually plural]HBH one of the parts of your body that is furthest away from the centre, for example your fingers and toes
2 [uncountable] the degree to which something goes beyond what is usually thought to be acceptable :
The committee was uncomfortable about the extremity of the proposal.
The committee was uncomfortable about the extremity of the proposal.3 [countable] the part that is furthest away from the centre of something
