homing device

An inmate sends a phone’s GPS location to the drone pilot, who uses the phone as a homing device, Parkhill said.

While Ames sat in the meeting, a team of FBI technical experts placed a homing device inside his Jaguar.

“Is your map glowing brighter? Maybe it works like a homing device...” said Mini, poking at the “sprig of youth” design on her wrist.

The other pairs a sort of homing device for cancer cells with a payload of chemotherapy that’s released when it reaches its target.

With a box of active homing devices leading the way, it was only a matter of time before they tracked down the haul.