tickler file

noun

a file consisting of memoranda, notices, electronic signals, or the like that serves to remind the user of matters that must be attended to.

Origin of tickler file

¹

An Americanism dating back to 1795–1805

Words Nearby tickler file

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use tickler file in a sentence

This system can be operated with the regular tickler file, but for a large number of bills the pigeon holes are more convenient.
Cyclopedia of Commerce, Accountancy, Business Administration, v. 1 | Various
It turns out that the file a secretary keeps to remind her boss to do certain things at certain times is called a tickler file.
The Creature from Cleveland Depths | Fritz Reuter Leiber

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