My grandpa is as wise as an owl
Very wise/Smart
Actions speak louder than words
People's intentions can be judged better by what they do than what they say.
Bite off more than you can chew
To take on a task that is way to big.
He's a couch potatoe
He's likes to be lazy
He's as sly as a fox
He's sneaky
At the drop of a hat
Meaning: without any hesitation; instantly.
Ball is in your court
It is up to you to make the next decision or step
Her tears were rivers flowing down her cheeks
She was crying
She is as old as the hills
She is old
Back to the drawing board
When an attempt fails and it's time to start all over.
Can't judge a book by its cover
Cannot judge something primarily on appearance.
The snow is a white blanket
Snow is covering the ground/everything
He's as cute as a button
He's very cute
Barking up the wrong tree
Looking in the wrong place. Accusing the wrong person
Cross that bridge when you come to it
Deal with a problem if and when it becomes necessary, not before.
The room feels like a sauna
It is hot!
When she gets angry she explodes like a volcano!
She is very angry- Red Zone
Best thing since sliced bread
A good invention or innovation. A good idea or plan.
Costs an arm and a leg
This idiom is used when something is very expensive.
He is as stubborn as an ox
He's very stubborn