Definition
The force generated by a large quantity of steam within an enclosed space.
Old trains need a good head of steam to be able to run.
The efficiency of a steam engine relies on the head of steam it can generate.
This boiler needs more a head of steam to function properly.
A situation where a person or activity begins to gain significant momentum and success.
After a few months of hard work, the startup is finally getting a head of steam.
The product is really building up a head of steam with the rapid increase in sales.
The research project started to get a head of steam after the initial results were obtained.