He was an improved specimen; he could fire up a vertical boiler.
Don't let him talk, and keep the fire up, that room is still like an ice-house.
I'll make the fire up, mother Chiquard; I'm getting jolly hungry.
Nothing can happen to us if we stick together and keep the fire up!
Some in the madness of their rage began to fire up at their captors.
And when you fire up, ...