| barrel roll | a roll in which the plane follows a spiral course |
| lock | any wrestling hold in which some part of the opponent's body is twisted or pressured |
airlock
air lock | a chamber that provides access to space where air is under pressure |
a ashcan
trash can
garbage can
wastebin
ash bin
ash-bin
ashbin
dustbin
trash barrel
trash bin | a bin that holds rubbish until it is collected |
barrel
cask | a cylindrical container that holds liquids |
| barrel gun barrel | a tube through which a bullet travels when a gun is fired |
barrel knot
blood knot | a knot used for tying fishing leaders together, the ends of the two leaders are wrapped around each other two or three times |
barrel organ
grind organ
hand organ
hurdy gurdy
hurdy-gurdy
street organ | a musical instrument that makes music by rotation of a cylinder studded with pegs |
| barrel vault | the simplest form of vault, a single continuous arch |
beer barrel
beer keg | a barrel that holds beer |
breech
rear of barrel
rear of tube | opening in the rear of the barrel of a gun where bullets can be loaded |
| combination lock | lock that can be opened only by turning dials in a special sequence |
| cylinder lock | a lock in which a cylinder rotates to move a bolt, tumblers are pins, inserting the key lifts and aligns the pins to free the cylinder to rotate |
| lever lock | a lock whose tumblers are levers that must be raised to a given position so that the bolt can move |
| lock | a fastener fitted to a door or drawer to keep it firmly closed |
| lock ignition lock | a restraint incorporated into the ignition switch to prevent the use of a vehicle by persons who do not have the key |
| lock lock chamber | enclosure consisting of a section of canal that can be closed to control the water level, used to raise or lower vessels that pass through it |
| lock | a mechanism that detonates the charge of a gun |
| lock-gate | a gate that can be locked |
lockring
lock ring
lock washer | washer that prevents a nut from loosening |
| pickle barrel | a barrel holding vinegar in which cucumbers are pickled |
| rain barrel | a barrel used as a cistern to hold rainwater |
safety bolt
safety lock | a bolt that cannot be moved from outside the door or gate |
safety catch
safety lock | guard consisting of a locking device that prevents a weapon from being fired |
sash fastener
sash lock
window lock | a lock attached to the sashes of a double hung window that can fix both in the shut position |
vapor lock
vapour lock | a stoppage in a pipeline caused by gas bubbles (especially a stoppage that develops in hot weather in an internalombustion engine when fuel in the gas line boils and forms bubbles that block the flow of gasoline to the carburetor) |
| wheel lock | an obsolete gunlock using flint and a revolving wheel |
wine cask
wine barrel | a barrel that holds wine |
lock
curl
ringlet
whorl | a strand or cluster of hair |
| scalp lock | a long tuft of hair left on top of the shaven head |
| nuts and bolts | detailed practical information about how something works or how something can be accomplished |
| cooper barrel maker | a craftsman who makes or repairs wooden barrels or tubs |
echinocactus
barrel cactus | any cactus of the genus Echinocactus, strongly ribbed and very spiny, southwestern United States to Brazil |
golden barrel cactus
Echinocactus grusonii | large cactus of east central Mexico having golden to pale yellow flowers and spines |
| barrel cactus | a cactus of the genus Ferocactus: unbranched barrel-shaped cactus having deep ribs with numerous spines and usually large funnel-shaped flowers followed by dry fruits |
| lock-up option | an option to buy the crown jewels offered to a white knight in order to forestall a hostile takeover |
pork barrel
pork | a legislative appropriation designed to ingratiate legislators with their constituents |
| barrel bbl | any of various units of capacity, a barrel of beer is gallons and a barrel of oil is gallons |
| barrel barrelful | the quantity that a barrel (of any size) will hold |
barrel
drum | a bulging cylindrical shape, hollow with flat ends |
| lock | become rigid or immoveable, The therapist noticed that the patient's knees tended to lock in this exercise |
lock in
lock away
lock put away shut up
shut away
lock up | place in a place where something cannot be removed or someone cannot escape, The parents locked her daughter up for the weekend, She locked her jewels in the safe |
| lock in seal in | close with or as if with a tight seal, This vacuum pack locks in the flavor! |
| lock | fasten with a lock, lock the bike to the fence |
| lock up | secure by locking, lock up the house before you go on vacation |
| barrel | put in barrels |
engage
mesh lock operate | keep engaged, engaged the gears |
interlock
lock | become engaged or intermeshed with one another, They were locked in embrace |
| lock interlock interlace | hold in a locking position, He locked his hands around her neck |
| lock | build locks in order to facilitate the navigation of vessels |