super-duper

[soo-per-doo-per]

adjective

Informal.

1. extremely good, powerful, large, etc.; very super; marvelous or colossal.

super-duper

/ ˈsuːpəˈduːpə /

adjective

1. informal,  extremely pleasing, impressive, etc: often used as an exclamation

Word History and Origins

Origin of super-duper¹

First recorded in 1935–40; rhyming compound with invented second element

Related Words

• colossal 
• enormous 
• gigantic 
• huge 
• humongous 
• immense 
• mammoth 
• massive 
• monstrous 
• monumental 
• prodigious 
• towering 
• tremendous 
• vast