unpinnable

English

Etymology

From un- +‎ pin +‎ -able.

Adjective

unpinnable (comparative more unpinnable, superlative most unpinnable)

1. That cannot be pinned down; ephemeral, mercurial.
   • 2015 July 30, “Pop & Rock Listings for July 31-Aug. 6”, in New York Times‎^[1]:

     It’s an unpinnable meld of neo-R&B, synthpop and funk-soul that’s so sultry, its radical experimentalism goes down deceptively easy.