1. Commit a faux pas or a fault or make a serious mistake
   - drop the ball, sin, blunder, boob 
2. (informal) spend time not doing much; fool around
   - goof off

1. A man who is a stupid incompetent fool
   - fathead, goofball [N. Amer], bozo [N. Amer], jackass, goose, cuckoo, zany 
2. A person who amuses others by ridiculous behaviour
   - clown, buffoon, goofball [N. Amer], merry andrew [archaic], droll [archaic]

Derived forms: goofing, goofed, goofs

See also: goofy

Type of: boofhead [Austral], breach, break, charlie [Brit], comedian, comic, drongo [Austral, NZ], fool, galah [Austral], go against, infract, juggins [Brit], jughead [N. Amer], mampara [S.Africa], meathead, moegoe [S.Africa], muggins [Brit], offend, sap, tomfool, transgress, violate

Encyclopedia: Goof

• Hanks
• hanky
• hanky panky
• Hannah Arendt
• Hannibal
• Hannover
• Hannukah
• Hanoi
• Hanover
• Hanoverian
• Hanoverian line
• Hans Adolf Krebs
• Hans Albrecht Bethe
• Hans Arp
• Hans Bethe
• Hans C. J. Gram
• Hans Christian Andersen
• Hans Christian Oersted
• Hans Conrad Julius Reiter
• Hans Eysenck
• Hans Fischer
• Hans Geiger
• Hans Holbein
• Hans Jurgen Eysenck
• Hans Zinsser