Flammable

/ˈflæm.ə.bəl/

Meaning & Definition

adjective
Capable of being easily ignited and set on fire.
The factory stored large quantities of flammable materials, prompting safety concerns.
Having a low flash point; easily ignited.
Gasoline is a highly flammable liquid that must be handled with care.
Susceptible to burning or combustion.
When decorating for the party, she ensured that the decorations were not made of flammable substances.
Used in reference to materials that can catch fire quickly.
It's important to keep flammable items away from heat sources to prevent fires.

Etymology

Early 20th century from the word 'flame' combined with '-able'.

Common Phrases and Expressions

flammable liquid
a liquid that can easily catch fire.
flammable materials
substances that can ignite and burn.
flammable gas
a gas that can ignite easily.

Related Words

inflammable
often used synonymously, but can imply a higher risk of catching fire.
combustible
materials that can ignite and burn, often used interchangeably with flammable.

Slang Meanings

fire hazard
That old couch is a fire hazard; it's so flammable!
hot metaphorically
She's got a flammable personality; she lights up the room!