Noun
someone who burns down a barn
an impressively successful event
Source: WordNetWhen you construct a mix tape, the first song you come out with has to be a barnburner. Sherman Alexie
the rock concert was a real barnburner Source: Internet
Chartiers-Houston 5, Charleroi 4 – Alyssa Wright had a hat trick and Ashley Horvath and Lexi Durkacs also scored to lead Chartiers-Houston (4-4, 4-3) in a Section 2-A barnburner. Source: Internet
Dixie Fulk hits an acrobatic serve in an absolute barnburner of a match against East Surry. Source: Internet
Fenton pinned Tampa Prep Alan Morano to start the day and then won a 2-0 barnburner over state placer Brandon Paulson of Clovis (Calif.). Source: Internet
The other was this barnburner about communists and the government. Source: Internet