Final answer:
The term 'crabs' refers to pubic lice, tiny insects that infest the hair in the pubic area, causing itching and discomfort.
Step-by-step explanation:
The term 'crabs' is a slang term used to refer to pubic lice. Pubic lice are tiny insects that infest the hair in the pubic area. These lice can cause itching and discomfort, and they are usually transmitted through sexual contact.
Learn more about Pubic lice infestation