1. (noun) any clever maneuver

• gimmick
• twist

1. (noun) an instrumentality invented for a particular purpose

• acoustic device
• adapter
• adaptor
• aerofoil
• airfoil
• control surface
• surface
• afterburner
• agglomerator
• alarm
• alarm system
• warning device
• appliance
• contraption
• contrivance
• convenience
• gadget
• gismo
• gizmo
• widget
• applicator
• applier
• aspergill
• aspersorium
• asphyxiator
• extinguisher
• fire extinguisher
• autocue
• prompter
• automatic pilot
• autopilot
• robot pilot
• baby's dummy
• comforter
• pacifier
• teething ring
• bait
• decoy
• lure
• battery charger
• charger
• billiard marker
• bird feeder
• birdfeeder
• feeder
• birth control device
• contraceptive
• contraceptive device
• preventative
• preventive
• prophylactic device
• blower
• bootjack
• breathalyser
• breathalyzer
• breathing apparatus
• breathing device
• breathing machine
• ventilator
• bubbler
• buffer
• fender
• button
• release
• catapult
• launcher
• clip-on
• comb
• conductor
• constraint
• restraint
• converter
• convertor
• corer
• corrective
• restorative
• crusher
• cryptograph
• cutoff
• dampener
• moistener
• damper
• muffler
• dart thrower
• spear thrower
• throwing board
• throwing stick
• deflector
• dental appliance
• depressor
• detector
• sensing element
• sensor
• diestock
• doorknocker
• knocker
• rapper
• drive
• drop forge
• drop hammer
• drop press
• elastic device
• electrical device
• electronic device
• energiser
• energizer
• exercise device
• explosive device
• fan
• filter
• flare
• foil
• hydrofoil
• fumigator
• gas fixture
• goad
• prod
• groover
• guard
• safety
• safety device
• heat exchanger
• heater
• warmer
• holding device
• horn
• igniter
• ignitor
• light
• lighter
• ignition interlock
• interlock
• imprint
• indicator
• instrument
• instrument
• musical instrument
• interrupter
• jig
• key
• keyboard
• kinetoscope
• lift
• lifting device
• machine
• magnet
• mechanism
• memory device
• storage device
• nest egg
• noisemaker
• optical device
• override
• pair of tongs
• tongs
• paper feed
• peeler
• pick
• plectron
• plectrum
• power takeoff
• pto
• pull
• reflector
• reinforcement
• strengthener
• remote
• remote control
• reset
• router
• runner
• scratcher
• shoehorn
• shoetree
• shooting stick
• shredder
• signaling device
• snowshoe
• sounder
• source of illumination
• stabiliser
• stabilizer
• stemmer
• straightener
• stylus
• suction cup
• support
• sweatbox
• synchroflash
• take-up
• teaser
• tilter
• toy
• trap
• trigger
• valve
• vaporiser
• vaporizer
• ventilator
• washboard
• water cooler

2. (noun) something in an artistic work designed to achieve a particular effect

• conceit
• rhetorical device

3. (noun) any clever maneuver

• fast one
• trick
• mnemonic

4. (noun) any ornamental pattern or design (as in embroidery)

• seal
• stamp

5. (noun) an emblematic design (especially in heraldry)

• union

1. (noun) an instrumentality invented for a particular purpose

• instrumentality
• instrumentation

2. (noun) something in an artistic work designed to achieve a particular effect

• expressive style
• style

3. (noun) any clever maneuver

• maneuver
• manoeuvre
• tactical maneuver
• tactical manoeuvre

4. (noun) any ornamental pattern or design (as in embroidery)

• design
• figure
• pattern

5. (noun) an emblematic design (especially in heraldry)

• emblem

1. (noun) an emblematic design (especially in heraldry)

• heraldry