You know who/what
phrase
An indirect way to refer to someone without using their name, typically when the person is widely known or it's obvious who is being talked about based on the context.
Let's avoid talking about the scandal involving - you know who.

Often appears as...
- let's not talk about you know who
- don't mention you know who
Usage tips
Idiomatic
phrase
Used to introduce a subject or topic of conversation without explicitly stating it, typically implying that the speaker and the listener both understand what is being referred to.
We need to address, you know what, tomorrow.

Often appears as...
- address you know what
- discuss you know what
Usage tips
Colloquial
phrase
Used to express surprise, annoyance, or exasperation about someone or something.
You know what, I've had enough of your attitude.

Often appears as...
- you know what
- i'm fed up
Usage tips
Idiomatic
phrase
An indirect way to refer to someone without using their name, typically when the person is widely known or it's obvious who is being talked about based on the context.
Let's avoid talking about the scandal involving - you know who.

Often appears as...
- let's not talk about you know who
- don't mention you know who
Usage tips
Idiomatic
phrase
Used to introduce a subject or topic of conversation without explicitly stating it, typically implying that the speaker and the listener both understand what is being referred to.
We need to address, you know what, tomorrow.

Often appears as...
- address you know what
- discuss you know what
Usage tips
Colloquial
phrase
Used to express surprise, annoyance, or exasperation about someone or something.
You know what, I've had enough of your attitude.

Often appears as...
- you know what
- i'm fed up
Usage tips
Idiomatic
Definition 1 of 3

Avoiding Names
Use 'you know who' when you want to avoid saying someone's name, usually because it's sensitive or obvious.

I can't believe what happened with - you know who - yesterday.
Shared Knowledge
'You know who' assumes the listener knows who you're talking about. Don't use it with strangers.

Every Christmas, you know who loves to wear that red sweater.
Hiding Identity
Use this phrase to discreetly discuss someone, often to keep their identity private in public.

I heard you know who got promoted.
Avoiding Names
Use 'you know who' when you want to avoid saying someone's name, usually because it's sensitive or obvious.

I can't believe what happened with - you know who - yesterday.
Shared Knowledge
'You know who' assumes the listener knows who you're talking about. Don't use it with strangers.

Every Christmas, you know who loves to wear that red sweater.
Hiding Identity
Use this phrase to discreetly discuss someone, often to keep their identity private in public.

I heard you know who got promoted.
Avoiding Names
Use 'you know who' when you want to avoid saying someone's name, usually because it's sensitive or obvious.

I can't believe what happened with - you know who - yesterday.
Shared Knowledge
'You know who' assumes the listener knows who you're talking about. Don't use it with strangers.

Every Christmas, you know who loves to wear that red sweater.
Hiding Identity
Use this phrase to discreetly discuss someone, often to keep their identity private in public.

I heard you know who got promoted.
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