Offbeat

Work which is quirky or unconventional.
Found on http://www.poetsgraves.co.uk/glossary_of_poetic_terms.htm

OffBeat

[music magazine] OffBeat is a monthly music magazine in New Orleans, Louisiana first published in 1988. It mainly focuses on the music scene of New Orleans and Louisiana, the region`s culture and its cuisine. OffBeat covers wide range of local music including R&B, blues, brass bands, jazz, cajun music, zydeco, rock, hip-hop, Mardi Gras Indi...
Found on http://en.wikipedia.org/wiki/OffBeat_(music_magazine)

Offbeat

A weak beat or any pulse between the beats in a measured rhythmic pattern.
Found on http://www.superglossary.com/Glossary/Entertainment/Music/
No exact match found