Definition of Allen key in English:

Allen key

nounˈalən kiː

British trademark

An L-shaped metal bar with a hexagonal head at each end, used to turn bolts and screws having hexagonal sockets.
US term Allen wrench
Example sentencesExamples
- Presumably it arrived in a flat pack with instructions and an Allen key.
- However, there are some differences in how the blades are changed, ranging from a hex-head set screw that requires an Allen wrench to a simple flip-lever design that does need a tool.
- After much work with an Allen wrench the Wookie tightened the wheel enough to make it catch and then, by holding his tongue the right way and not breathing too much, spliced the rotten wires together.
- Packing a small adjustable spanner and a set of Allen keys will make sure you can do those last-minute running repairs.
- Attaching the back of the chair to the seat took me a good hour, wrestling in equal measure with an Allen key, the various chair components and an over-eager cat given to chasing small parts and hiding screwdrivers.

Origin

1960s: from the name of the manufacturer, the Allen Manufacturing Company, of Hartford, Connecticut.

Definition of Allen key in US English:

Allen key

nounˈalən ˌrenCH

British trademark

An L-shaped metal bar with a hexagonal head at each end, used to turn bolts and screws having hexagonal sockets; an Allen wrench.
Example sentencesExamples
- Packing a small adjustable spanner and a set of Allen keys will make sure you can do those last-minute running repairs.
- Presumably it arrived in a flat pack with instructions and an Allen key.
- After much work with an Allen wrench the Wookie tightened the wheel enough to make it catch and then, by holding his tongue the right way and not breathing too much, spliced the rotten wires together.
- However, there are some differences in how the blades are changed, ranging from a hex-head set screw that requires an Allen wrench to a simple flip-lever design that does need a tool.
- Attaching the back of the chair to the seat took me a good hour, wrestling in equal measure with an Allen key, the various chair components and an over-eager cat given to chasing small parts and hiding screwdrivers.

Origin

1940s: from the name of the manufacturer, the Allen Manufacturing Company, of Hartford, Connecticut.

词汇	Allen key
释义	Definition of Allen key in English: Allen key nounˈalən kiː British trademark An L-shaped metal bar with a hexagonal head at each end, used to turn bolts and screws having hexagonal sockets. US term Allen wrench Example sentencesExamples Presumably it arrived in a flat pack with instructions and an Allen key. However, there are some differences in how the blades are changed, ranging from a hex-head set screw that requires an Allen wrench to a simple flip-lever design that does need a tool. After much work with an Allen wrench the Wookie tightened the wheel enough to make it catch and then, by holding his tongue the right way and not breathing too much, spliced the rotten wires together. Packing a small adjustable spanner and a set of Allen keys will make sure you can do those last-minute running repairs. Attaching the back of the chair to the seat took me a good hour, wrestling in equal measure with an Allen key, the various chair components and an over-eager cat given to chasing small parts and hiding screwdrivers. Origin 1960s: from the name of the manufacturer, the Allen Manufacturing Company, of Hartford, Connecticut. Definition of Allen key in US English: Allen key nounˈalən ˌrenCH British trademark An L-shaped metal bar with a hexagonal head at each end, used to turn bolts and screws having hexagonal sockets; an Allen wrench. Example sentencesExamples Packing a small adjustable spanner and a set of Allen keys will make sure you can do those last-minute running repairs. Presumably it arrived in a flat pack with instructions and an Allen key. After much work with an Allen wrench the Wookie tightened the wheel enough to make it catch and then, by holding his tongue the right way and not breathing too much, spliced the rotten wires together. However, there are some differences in how the blades are changed, ranging from a hex-head set screw that requires an Allen wrench to a simple flip-lever design that does need a tool. Attaching the back of the chair to the seat took me a good hour, wrestling in equal measure with an Allen key, the various chair components and an over-eager cat given to chasing small parts and hiding screwdrivers. Origin 1940s: from the name of the manufacturer, the Allen Manufacturing Company, of Hartford, Connecticut.
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