Pup vs Puppies - What's the difference?

As nouns the difference between pup and puppies

is that pup is hump, hunch while puppies is .

(wikipedia pup)

(en noun)

A young dog, wolf, fox, seal, shark and some other animals.

The dog has had that bed since he was just a pup .

A young, inexperienced person.

The new teacher is a mere pup .

Any cute dog, regardless of age.

My pup likes to run as fast as he can, yet cannot always stop in time!

A short semi-trailer used jointly with a dolly and another semi-trailer to create a twin trailer.

(en-verb)

To give birth to pups.

(head)