n.
- a small bubble on the skin filled with serum and typically caused by friction or burning.
- a similar swelling, filled with air or fluid, on a surface.
- Medicine, chiefly historical a preparation applied to the skin to form a blister.
- Brit. informal, dated an annoying person.
v.
be or cause to be affected with blisters.
Etymology
ME: perh. from OFr. blestre ‘swelling, pimple’.