won't bite

(one) won't bite (someone)

You have no reason to be afraid of someone; this person is not going to hurt you, so don't be shy about approaching or talking to them. Don't worry, child, I won't bite. I just wanted to give you a message to pass along to your father. This is your Uncle Jack, son. Well, go on and shake his hand, he won't bite you.
See also: bite

won't bite

Is not threatening or does not need to be a subject of caution; is friendly. The phrase is typically used as an assurance to a child who is wary of something or someone. You can ask Mr. Caruthers. Go on, he won't bite. Hi there, what's your name? Don't worry, I won't bite!
See also: bite
References in classic literature ?
I hope the animals won't bite, Master Colin," said the nurse.
They simply won't bite when there's a big groundswell.
But don't worry if you are a little on the timid side, they won't bite.
It's not that smallmouths won't bite in August," says Chris Beeksma of Get Bit Guide Service.
Mind the bugs won't bite," he sang with an unconvincing show of lightheartedness.
Can you tell me which of these rattlers won't bite you?
The number of times I have been told by the owner: "He won't bite you", or only wants to play.
For more, call 09050 700 446 Pisces Feb 20 - Mar 20 YOU'RE a sensitive soul, it's why we love you Pisces, but sometimes folks will take advantage of that and assume you won't bite back.
If a viper does not feel threatened it won't bite and in most cases, it's aggressive behaviour is due to human factors.
letting your dogs run off-leash and reassuring unsuspecting and law-abiding users, many of them children, not to worry because the dog won't bite or is friendly, is not their problem it's yours.
But just because the animal in the barn isn't a predator doesn't mean it won't bite.
Brokers and agents, for example, might fear competition is getting stiffer, someone won't bite on your sales pitch or PPACA might doom your business.
But he won't bite on a property unless it can be given the same meticulous attention that a local parcel would receive.
But, even hungry fish won't bite on a bare hook and saltwater fish are not partial to worms.