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Failsafe Meaning in English

word

Definition

A failsafe is a system or device designed to automatically prevent failure or harm if something goes wrong. It can also describe something that cannot fail or is very reliable.

Usage & Nuances

Commonly used in engineering, technology, and safety discussions. Can be a noun ("the system has a failsafe") or adjective ("failsafe mechanism"). Not slang; mostly formal or technical.

Example Sentences

The emergency door has a failsafe lock.

basic

They designed a failsafe system for the power plant.

basic

We need a failsafe plan in case something goes wrong.

natural

There's no such thing as a completely failsafe solution.

natural

This new phone comes with a failsafe update that protects your data.

natural

The machine has a failsafe to stop it if it overheats.

basic