firecracker
- n firework consisting of a small explosive charge and fuse in a heavy paper casing
firedamp
- n a mixture of gases (mostly methane) that form in coal mines and become explosive when mixed with air
firedrake
- n a creature of Teutonic mythology; usually represented as breathing fire and having a reptilian body and sometimes wings
firefighter
- n a member of a fire department who tries to extinguish fires
firefly
- n tropical American click beetle having bright luminous spots
- n nocturnal beetle common in warm regions having luminescent abdominal organs
fireguard
- n a narrow field that has been cleared to check the spread of a prairie fire or forest fire
- n a metal screen before an open fire for protection (especially against flying sparks)