Grass on and Hand over

Grass on verb - To give information (as to the authorities) about another's improper or unlawful activities.

Hand over and grass on are semantically related. In some cases you can use "Hand over" instead a verb "Grass on".

Hand over verb - To give (something) over to the control or possession of another usually under duress.

Grass on and hand over are semantically related. Sometimes you can use "Grass on" instead a verb "Hand over".