1. noun
a) A small bubble between the layers of the skin that contains watery or bloody fluid and is caused by friction and pressure, burning, freezing, chemical irritation, disease or infection.
T is written in the Hebrew Chronicle, / How the physicians, leaving pill and potion, / Prescribed, by way of blister, a young belle, / When old King Davids blood grew dull in motion, / And that the medicine answered very well [...].
b) A swelling on a plant.
2. verb
a) To cause blisters to form.
b) To criticise severely.
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