Date: 1700-1800
Origin: Early French rache 'small pieces of loose skin', from Latin radere; RAZE


2 noun
Related topics: Illness and Disability
rash2 [countable]
1MI a lot of red spots on someone's skin, caused by an illness:
She had a nasty rash on her arm.
come/break out in a rash (=get a rash)
My mother comes out in a rash if she eats seafood.
nappy British English /diaper AmE rash
Most babies get nappy rash at some stage.
a heat rash (=a rash caused by heat)

rash of something

informal a large number of unpleasant events, changes etc within a short time [= spate of something]:
There's been a rash of car thefts in the city centre.

Dictionary results for "rash"
Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.