from
The Collaborative International Dictionary of English v.0.48
Junk \Junk\, n. [Pg. junco junk, rush, L. juncus a bulrush, of
which ropes were made in early ages. Cf. {Junket}.]
[1913 Webster]
1. Pieces of old cable or old cordage, used for making
gaskets, mats, swabs, etc., and when picked to pieces,
forming oakum for filling the seams of ships.
[1913 Webster]
2. Old iron, or other metal, glass, paper, etc., bought and
sold by junk dealers.
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3. Hence: Something worthless, or only worth its value as
recyclable scrap.
[PJC]
4. (Naut.) Hard salted beef supplied to ships.
[1913 Webster]
{Junk bottle}, a stout bottle made of thick dark-colored
glass.
{Junk dealer}, a dealer in old cordage, old metal, glass,
etc.
{Junk hook} (Whaling), a hook for hauling heavy pieces of
blubber on deck.
{Junk ring}.
(a) A packing of soft material round the piston of a steam
engine.
(b) A metallic ring for retaining a piston packing in
place;
(c) A follower.
{Junk shop}, a shop where old cordage, and ship's tackle, old
iron, old bottles, old paper, etc., are kept for sale.
{Junk vat} (Leather Manuf.), a large vat into which spent tan
liquor or ooze is pumped.
{Junk wad} (Mil.), a wad used in proving cannon; also used in
firing hot shot.
[1913 Webster]