Found 1 items, similar to Jam nut.
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Definition: Jam nut
(n[u^]t), n. [OE. nute, note, AS. hnutu; akin to D.
noot, G. nuss, OHG. nuz, Icel. hnot, Sw. n["o]t, Dan.
1. (Bot.) The fruit of certain trees and shrubs (as of the
almond, walnut, hickory, beech, filbert, etc.), consisting
of a hard and indehiscent shell inclosing a kernel.
2. A perforated block (usually a small piece of metal),
provided with an internal or female screw thread, used on
a bolt, or screw, for tightening or holding something, or
for transmitting motion. See Illust. of 1st Bolt
3. The tumbler of a gunlock. --Knight.
4. (Naut.) A projection on each side of the shank of an
anchor, to secure the stock in place.
5. pl. Testicles. [vulgar slang]
, Jam nut
, Lock nut
, a nut which is screwed up
tightly against another nut on the same bolt or screw, in
order to prevent accidental unscrewing of the first nut.
. See under Buoy
, screened coal of a size smaller than stove coal
and larger than pea coal; -- called also chestnut coal
(Zo["o]l.), any leucosoid crab of the genus
as, Ebalia tuberosa
(Bot.), See nut grass
in the vocabulary.
, a device, as a metal plate bent up at the
corners, to prevent a nut from becoming unscrewed, as by
. (Bot.) See under Pine
(Bot.), a genus of cyperaceous plants (Scleria
having a hard bony achene. Several species are found in
the United States and many more in tropical regions.
, a tree that bears nuts.
(Zo["o]l.), any species of weevils of the genus
and other allied genera, which in the larval
state live in nuts.
, n. [Prob. fr. jam, v.; but cf. also Ar. jamad ice,
jelly, j[=a]mid congealed, jamd congelation, ice.]
A preserve of fruit boiled with sugar and water; also called
; as, raspberry jam; currant jam; grape jam.
. See Check nut
, under Check
(Forging), a butt weld. See under Butt