Arm vs Lock and load

When to use each in English, with meaning, register, and examples.

Arm

Top 1,000 (very common)A1noun

Lock and load

SlangBeyond 10,000 (less common)
Most formal: ArmMost common: Arm
 ArmLock and load
Pronunciation🇬🇧 /["/ɑːm/"]/🇺🇸 /["/ɑːrm/"]/🇬🇧 //lɒk ənd ləʊd//🇺🇸 //lɑk ənd loʊd//
MeaningThe upper part of your limb between the shoulder and the wrist.Get ready for action, especially in a military context.
ExampleShe raised her arm to signal for help.When the alarm went off, it was time to lock and load.
RegisterNeutralSlang
How commonTop 1,000 (very common)Beyond 10,000 (less common)
CEFR levelA1-
Part of speechnoun
Collocationsarm wrestling, raise an arm, broken arm, arm aroundlock and load for battle, lock and load the equipment, lock and load the weapons
Antonymsleg-
Common mistakesConfused with 'harm' in writing., Using 'arms' when referring to a single arm., Mixing up 'arm' with other body parts like 'leg' or 'hand'.Used in non-military situations where another phrase would be more appropriate., Confused with 'lock down' which means to secure a place rather than prepare for action., Misinterpreted as a literal instruction rather than a figurative expression.
Usage notesUse 'arm' in both formal and informal contexts. It's appropriate when referring to the body part or in phrases like 'armchair'. Avoid using it in overly technical medical contexts without clarification.Often used informally in military or action contexts; can be used humorously or seriously. Not suitable for formal situations.

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Arm
Lock and load

Frequently asked questions: Arm vs Lock and load

What's the difference between Arm and Lock and load?

Arm: The upper part of your limb between the shoulder and the wrist. Lock and load: Get ready for action, especially in a military context.

Which is more formal: Arm and Lock and load?

Arm is the most formal of these.

Which is more common: Arm and Lock and load?

Arm is the most common in everyday English.

Can you show an example of each?

Arm: She raised her arm to signal for help. Lock and load: When the alarm went off, it was time to lock and load.

Can I use Arm and Lock and load interchangeably?

Not always. Arm and Lock and load are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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