a person who is stuffy, old-fashioned, and conservative.
a person who is fussy or picayune about details; fussbudget.
stuffy, old-fashioned, and conservative.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
British Dictionary definitions for fuddy-duddy
informal a person, esp an elderly one, who is extremely conservative or dull
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