This cartoon looks at the double meaning of the word rash.
rash: (noun) a skin problem that results in a lot of small red spots on the skin. Rashes are often caused by allergies.
"She got a rash on her arms after touching the cat. She must be allergic to them."
rash: (adjective) doing something careless or unwise, without thought for what might happen or result.
"Deciding to get married two weeks after they first met was a rash decision."