Lock and load vs Prepare

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

Lock and load

SlangBeyond 10,000 (less common)

Prepare

Top 1,000 (very common)A1verb
Most formal: PrepareMost common: Prepare
 Lock and loadPrepare
Pronunciation🇬🇧 //lɒk ənd ləʊd//🇺🇸 //lɑk ənd loʊd//🇬🇧 /["/prɪˈpeə(r)/","/prɪˈpeəz/","/prɪˈpeəd/","/prɪˈpeərɪŋ/"]/🇺🇸 /["/prɪˈper/","/prɪˈperz/","/prɪˈperd/","/prɪˈperɪŋ/"]/
MeaningGet ready for action, especially in a military context.to get ready for something
ExampleWhen the alarm went off, it was time to lock and load.I need to prepare a presentation for the meeting tomorrow.
RegisterSlangNeutral
How commonBeyond 10,000 (less common)Top 1,000 (very common)
CEFR level-A1
Part of speechverb
Collocationslock and load for battle, lock and load the equipment, lock and load the weaponsadequately, properly, fully, help (somebody), help (somebody) to, need to, according to, for, prepare for the worst, time to prepare (something), adequately, properly, fully, help (somebody), help (somebody) to, need to, according to, for, prepare for the worst, time to prepare (something), adequately, properly, fully, help (somebody), help (somebody) to, need to, according to, for, prepare for the worst, time to prepare (something)
Antonyms-neglect, ignore
Common mistakesUsed 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.'Prepare' does not need 'for' after it when stating what is being prepared., Confused with 'prepare to' (which means to get ready) vs 'prepare for' (which means to make preparations for something)., 'Preparation' is the noun form, but learners often incorrectly use 'preparation' instead of 'prepare'.
Usage notesOften used informally in military or action contexts; can be used humorously or seriously. Not suitable for formal situations.Use 'prepare' when talking about making arrangements or getting things ready. It's appropriate in both written and spoken English, but can be less formal in casual contexts.

See it in real clips

Lock and load
Prepare

Frequently asked questions: Lock and load vs Prepare

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

Lock and load: Get ready for action, especially in a military context. Prepare: to get ready for something

Which is more formal: Lock and load and Prepare?

Prepare is the most formal of these.

Which is more common: Lock and load and Prepare?

Prepare is the most common in everyday English.

Can you show an example of each?

Lock and load: When the alarm went off, it was time to lock and load. Prepare: I need to prepare a presentation for the meeting tomorrow.

Can I use Lock and load and Prepare interchangeably?

Not always. Lock and load and Prepare 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.

Related comparisons