Fits like a glove is an idiom that means something fits perfectly, either literally or figuratively. It implies a perfect fit or suitability for a specific purpose or situation. 

For example:

Literally:

The new pair of boots fit like a glove. 

She perfectly tailored the dress, making it fit like a glove.

Metaphorically:

That new policy fits like a glove with the company’s goals. 

His meticulous planning fits like a glove with the project’s tight deadlines.” 

Other examples:

The gloves fit like a glove, allowing her to play the piano with ease.” 

He found the perfect job for him, and it fit like a glove.

Tradução: descreve algo que se encaixa, se adapta ou se ajusta perfeitamente a algo ou alguém, cair feito uma luva,