Heavy-lifting meaning
Serious or difficult work.
Credited her for doing all the heavy lifting on the project.
noun
That portion of a task or job regarded as especially strenuous, burdensome, difficult, etc.
noun
(1) Slang for difficult research and development (R&D). It may refer to challenging technical research for a new electronic product, or it may refer to the actual development of the product.
(idiomatic) The most demanding part of an endeavour; work requiring the most effort, resources, or consideration.
noun
Alternative form of heavy lifting.
noun
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