out of hand
If you refuse something out of hand, you refuse it completely without thinking about or discussing it:
Moving to London is certainly a possibility - I wouldn't dismiss it out of hand.

[TahlilGaran] Advanced Learner's Dictionary ▲

out of hand
1.
not controlled.
Our use of credit cards was out of hand for a while, but then we just stopped using them and paid cash.

Usage notes: often used in the form got out of hand:
The party got out of hand, and neighbors called the police.

2.
without any more thought.
They were forced to do the sort of work that anyone who wasn't a prisoner would have rejected out of hand.

Usage notes: often used in the form dismissed out of hand:
My idea was dismissed out of hand.

[TahlilGaran] English Idioms Dictionary ▲

out of hand
1. immediately and without consulting anyone, without delay
Our teacher dismissed our excuses out of hand.

The police dismissed my complaint about my neighbors out of hand.

2. out of control; to be uncontrollable/wild
The party got out of hand so we called the police.

The party got out of hand and we had to call the police to quiet things.

[TahlilGaran] English Idioms Dictionary ▲

out of hand
adv. phr.
1. Out of control.
Bobby's birthday party got out of hand and the children were naughty.
Small puppies often get out of hand.
2. Suddenly, quickly without examination of possible truth or merit; without any consideration.
■ Often used after "dismiss" or "reject".
The senator rejected out of hand the critics' call for his resignation.
Compare: OUT OF LINE.
Antonym: IN HAND.

[TahlilGaran] English Idioms Dictionary ▲