packer

A person whose business is to pack things; especially, one who packs food for preservation

He works as a pork packer.

a household goods packer

A person whose business is to pack things; especially, one who packs food for preservation

A software program that compresses code or data.

Many times, the malware authors will use packers and even encryption tools to disguise their software […]

A ring of packing or a special device to render gastight and watertight the space between the tubing and bore of an oil well.

An artificial penis or similar object worn by a drag king, trans man, etc., inside the trousers.

A person who plays football for the Green Bay Packers professional football team.

Either Bart Starr or Brett Favre was the greatest Packer of all time.