“Good to know” meaning: 3 examples of how to use it in a sentence

Language is well and truly alive, and no evidence is greater than realizing how new meanings are assigned to already existing words and new words being formed, seemingly out of the blue. “Good to know” is one of those words that come to mind. So, today we are going to find out what “Good to know means” and how to use it a sentence.

What does “Good to know” mean?

“Good to know” is generally used as a reply or retort when someone provides you with useful or pertinent information. Generally, the full sentence, is “that is good to know”. This would be grammatically correct. Nevertheless, in spoken English it has been shortened to “good to know” which is a lot more common.

Its meaning has also been transformed to be used ironically. This is typically used when someone states the obvious or says something that you already know passing it off as previously unheard of information.

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Where does “Good to know” originate from?

The origin of “Good to know” is hard to place, maybe because it isn’t an idiom in the normal sense. Most idioms are usually saying that were historically linked to one thing or another. They could also be linked to events. However, “Good to know” isn’t linked to anything historically, it is simply a reply people say when they are told something.

3 examples of how to use “Good to know” in a sentence

Using “Good to know” in a sentence to respond to someone to what someone said in annoyance. This typically happens when they have said something that was plainly obvious.

“Good to know!” I yelled in response after he told me about me losing the competition after the announcement was made.”

“I’m going to my single bed to wallow in my bitterness now. It’s good to know that no one cares about me.”

“Wow, so you really think I am being more than a little predictable. Good to know”

“Nothing captures the feeling of “I don’t can’t be bothered” like the phrase “Good to know”, especially when the main aim of the information is just to piss me off”

“Well, that’s good to know. I’m still going to do whatever I want with my car and there is nothing you or anyone else can do about it.”

Person A: Erm are you planning to drink tonight? There is a lot going on and I don’t think you should be doing all that!

Person B: Erm, the aim is to drink all of this away, so yeah, I should be drinking, but I didn’t know there was a lot going on. Good to know you are right on top of things.

“What has happened will continue to happen, and there is nothing anyone can do about it. Good to know that you have a problem with it.

Using “Good to know” to show annoyance at what someone has just said to you

“What did you do to your hair, it looks like a bird’s nest?

“Good to know how you feel about it! I actually think my hair looks lovely”

Using “Good to know” in a sentence in a general sense

“They have actually hit on a particular touch subject there, and that information is already out there. Well, it is good to know this so you can acta accordingly”

“The family and some of my friends have really been going in, taking the piss out of me, however, that’s all in good humour. It’s good to know what they really think about me.”

“The doctors were sure that she had been poisoned, however, they were unsure what the substance in her body was. While there really wasn’t that much information available, it was good to know what exactly was going on. Now the investigations could be taken up by the police and the appropriate medical team.”

“An expensive secondary school in London is setting the pace now. It is simply settling for class trips to Rome or Paris anymore. I managed to see the latest itinerary. Good to know where to take my children if I ever have some in the future.”

Person A: I heard the new English literature teacher is extremely strict about referencing and citations. So, you have to ensure you add those in properly.

Person B: Oh really? Good to know. Thanks

OR
Person A: Did you know if you placed bowls of vinegar out, the smell of new paint would be absorbed.

Person B: Woah, really? Good to know, now I can get on with my painting without having to worry about the stinking the house up.

“When they showed up to the house last Christmas, John was so pleased to know that they had actually taken the time to get to know his side of the family. It’s good to know that they too understand the value of family.”