noun

LoJack

LoJack (noun) means a GPS- and cellular-based tracking system used to locate a stolen vehicle. Example: “Police recovered the stolen truck within an hour thanks to its LoJack.”

noun

A GPS- and cellular-based tracking system used to locate a stolen vehicle.

"Police recovered the stolen truck within an hour thanks to its LoJack."

"The dealership offered to install a LoJack for an extra fee."

How to use LoJack

Learner’s notes

In plain EnglishA tracking gadget hidden in a car so police can find it if it gets stolen.

Common mistake

Now used informally for any vehicle tracker, not just the original branded product — similar to how "Kleenex" is used for any tissue.

Common pairings

install a LoJack LoJack system track the car with LoJack

Study it as flashcards or scroll it in Flow — saved to your collection.

Test yourself on “LoJack” A quick quiz — meaning, synonyms & usage →

Fill the gap

Can you complete this real example?

Police recovered the stolen truck within an hour thanks to its _____.

Etymology

Originally a trademark for a system made by Spireon, it later became a generic term for any such device. The name plays on "hijack," swapping "hi" for its opposite, "lo."

Frequently asked questions

What does “LoJack” mean?

The word “LoJack” means a GPS- and cellular-based tracking system used to locate a stolen vehicle. In plain terms, a tracking gadget hidden in a car so police can find it if it gets stolen.

How do you use “LoJack” in a sentence?

Here is “LoJack” used in a sentence: “Police recovered the stolen truck within an hour thanks to its LoJack.”

What part of speech is “LoJack”?

“LoJack” is a noun.

What is the meaning of LoJack?

"LoJack" (noun) means a GPS- and cellular-based tracking system used to locate a stolen vehicle.