grammaticality - "Don't let's fight"


I was watching a movie the other day and one character said to another, "Don't let's fight" instead of "Let's not fight." Is this proper usage, and if so, what is the grammatical rule that applies here?




Comments

Popular posts from this blog

etymology - Origin of "s--t eating grin"

etymology - Since when has "a hot minute" meant a long time?

etymology - Why "silver-tongued" for someone who is convincing?

usage - "there doesn't seem" vs. "there don't seem"

etymology - Origin of "queer as a clockwork orange"

First floor vs ground floor, usage origin

meaning - What is meant by "don't piss on my boots and tell me it's raining"?