- a small notebook with sections for personal information, as dates and addresses.
- a handheld computer that contains this information.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a diary that stores personal records, appointments, notes, etc
- a pocket-sized electronic device that performs the same functions
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012