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To fill a position or gap at a later time, often with someone already available or known.
After the manager resigned, the HR team backfilled the role within two weeks.
The HR team filled the manager's position two weeks after they left.
The project timeline was delayed, so they backfilled the missing data with estimates.
They filled in the missing data later using estimates.
Commonly used in human resources and project management to describe filling vacancies or gaps after the fact.
To replace soil or material that was previously removed, typically in construction or archaeology.
The archaeologists carefully backfilled the excavation site to preserve the remaining artifacts.
They refilled the hole they had dug to protect what was left underground.
After laying the pipes, the construction crew backfilled the trench with gravel.
They refilled the dug-up area with gravel after installing the pipes.
In construction, this refers to refilling an excavated area to restore the ground level.
When using 'backfill' in business, it typically refers to hiring or filling a role, not physical refilling. Context matters—check if the subject is a job position or a hole in the ground.
The prefix 'back-' suggests the action happens after the initial event (e.g., after a vacancy opens or after excavation).
From the verb 'backfill' (19th century), combining 'back' (indicating later action) and 'fill' (to make full). Originally used in construction to describe refilling excavated areas, later adopted in business for filling positions or gaps.
In business contexts, 'backfill' often implies filling a vacancy after it occurs, rather than proactively. In construction, it specifically refers to refilling soil or material.