let something drop
let something rest

Perdita let drop some details of her early life in the north.

Lets drop the tough guy mindset because its not going to get anywhere and it makes your maturity questionable.

None of the suspects let drop a confession in an unguarded moment at the neighborhood bar.

Yuruk let drop the curtains, sidled back to the first room, we after him.

Lizzie let drop her ermine cape on the small chair by the fire, where Adams always sat.

I did let drop a hint to the mother.

Then she lets drop a few remarks suggesting that she may have killed him.

She let drop her hands and turned away.

The stranger let drop her hands and sprang up with a cry of fear.

Then, surprisingly, the prof also let drop a few words that seemed just for him.