backfiller

noun

back·​fill·​er

plural -s

1

: a machine for backfilling

2

: a worker who moves backfilling material

Word History

Etymology

backfill entry 1 + -er

First Known Use

1916, in the meaning defined at sense 1

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now

Rhymes for backfiller

• basilar
• distiller
• painkiller
• biller
• chiller
• driller
• filler
• hilar
• hiller
• killer
• pillar
• quiller