Definition of "Blister" :

noun: (pathology) an elevation of the skin filled with serous fluid

noun: (botany) a swelling on a plant similar to that on the skin

noun: a flaw on a surface resulting when an applied substance does not adhere (as an air bubble in a coat of paint)

verb: get blistered

"Her feet blistered during the long hike."

verb: cause blisters to form on

"The tight shoes and perspiration blistered her feet."

verb: subject to harsh criticism

"The Senator blistered the administration in his speech on Friday."