round file
The term "round file" can refer to a specific type of tool used in metalworking or woodworking, or humorously to a trash can.
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Definition
B2Metalworking and Woodworking
(technical)A tool with a cylindrical shape used for smoothing or shaping round surfaces.
Example
- He used a round file to smooth the edges of the metal pipe.
B2Informal Communication
(humorous, colloquial)A wastebasket or trash can, implying that something is being discarded.
Example
- Just put those old papers in the round file.
Similar
Terms that have similar or relatively close meanings to "round file":