goody-goody

[goo d-ee-goo d-ee]
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adjective
  1. self-righteously or cloyingly good; affecting goodness.

Origin of goody-goody

First recorded in 1870–75; reduplication of goody2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018


British Dictionary definitions for goody goody

goody-goody

noun plural -goodies
  1. a smugly virtuous or sanctimonious person
adjective
  1. smug and sanctimonious
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