A young dog, or the young of animals like wolves or seals.

An inexperienced or naive young person.

Informal: Any cute dog, regardless of age.

Of some animals: to give birth to pups.

Computing: potentially unwanted program, usually adware or similar.

Trucking: a short semi-trailer used with a dolly in doubles.

Horticulture: a new plant offset growing from a parent shoot.

Film/lighting: a small, compact spotlight.