Meanings
From the need of the boiler of a steam locomotive to exceed a minimum amount of pressure before the locomotive could start moving. (See head (“buildup of fluid pressure”), also pressure head.)
How to pronounce "head of steam":
AU
A significant amount of energy, vigour or momentum, sufficient to make progress or succeed in a task.
Example Sentences
1
After a long day of work, I had a head of steam and just wanted to relax.
2
She started off the race with a head of steam and quickly took the lead.
3
The team is gaining a head of steam as they approach the final match.
4
He built up a head of steam with his enthusiastic speech.
5
The company is moving forward with a head of steam towards its expansion plan.