• synonyms


See more synonyms for goofball on Thesaurus.com
noun Slang.
  1. an extremely incompetent, eccentric, or silly person.
  2. a pill containing a barbiturate or a tranquilizing drug.
Show More

Origin of goofball

First recorded in 1935–40; goof + ball1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for goofball

Contemporary Examples

British Dictionary definitions for goofball


noun US and Canadian slang
  1. a barbiturate sleeping pill
  2. a fool
Show More
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

Word Origin and History for goofball


"narcotic," 1938, from goof + ball (n.1); as an intensive of goof (n.), it dates from 1959.

Show More
Online Etymology Dictionary, © 2010 Douglas Harper

goofball in Medicine


  1. A barbiturate or tranquilizer in the form of a pill, especially when taken for nonmedical purposes.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.