The term "chub" has multiple meanings depending on its context.
1) In fishing, a chub is a type of freshwater fish found in North America and Europe.
2) In slang terms, particularly among young people, "chub" can refer to an attractive or cute person, often used as a term of affection.
3) In the UK, Australia, and New Zealand, chub is also a term for a stocky or overweight person, usually referring to someone with excess fat around their stomach area.