noun
A person whose business is to pack things; especially, one who packs food for preservation
(computing) A software program that compresses code or data.
(US) A ring of packing or a special device to render gastight and watertight the space between the tubing and bore of an oil well.
(LGBTQ) An artificial penis or similar object worn by a drag king, trans man, etc., inside the trousers.
(New Zealand) An object inserted to hold a space open for the purpose of alignment; a spacer or shim.
(dated) A kind of trunk for luggage.
(Australia) A packhorse.
(Nigeria) A dustpan.