know all the answers Definition

know
verb knew, known, knowing

tr & intr
1. To be aware of it; to be certain about it.

Thesaurus: perceive, discern, distinguish, experience, identify, intuit, ken, make out, realize, recognize.
Form: know something (usually)
Form: know of something
Form: know about something
2. To have learnt and remembered something.
3. To have an understanding or grasp of something.
4. To be familiar with someone or something.

Example: know her well
5. To be able to recognize or identify someone or something.
6. To be able to distinguish someone or something, or to tell them apart.

Example: wouldn't know him from Adam
intr
7. To have enough experience or training.

Example: knew not to question him further
8. To experience or be subject to something.

Example: has never known poverty
9. especially Bible., old use
To have sexual intercourse with someone.

Derivative: knowable
adj

Capable of being known, discovered, or understood.
Thesaurus: understandable, graspable, visible, distinct, obvious, plain.

Idiom: Heaven (God knows)

colloq
I have no idea.

Idiom: in the know

Having information not known to most people.
Thesaurus: aware, informed, educated, knowing, cognizant.

Initiated.

Idiom: I wouldn't know

I am not in a position to know.

Idiom: know all the answers

To be fully informed on everything, or to think one is.

Idiom: know a thing or two

colloq
To be pretty shrewd.

Idiom: know better than to do something

To be wiser, or better instructed, than to do it.

Idiom: know how many beans make five

To be sensible or aware; to have one's wits about one.

Idiom: know the ropes

To understand the detail or procedure.

Idiom: know what's what

To be shrewd, wise or hard to deceive.

Idiom: know which side one's bread is buttered on

To be fully aware of one's own best interests.

Idiom: let it be known

To reveal, especially indirectly.

Idiom: make oneself known

To introduce oneself.

Idiom: there's no knowing

It's impossible to predict.

Idiom: what do you know?

colloq
An expression of surprise.

Idiom: you never know

colloq
It's not impossible; perhaps.

Etymology: Anglo-Saxon cnawan.

Phrasal Verb: be known as something

To be called it; to have it as one's name.

Phrasal Verb: know someone as or for something

To think of or have experience of them as (a specified thing).
Example: knew him as a kindly man

Phrasal Verb: know something backwards

To know it thoroughly.