post rock1
/ˈpəʊs(t) rɒk/US
noun
A fine-grained limestone found in north central Kansas and used locally for making fence posts, lintels, etc.
Origin
1950s. From post + rock.
post-rock2
/ˌpəʊs(t)ˈrɒk/Music
adjective
Markedly different from, or occurring after, traditional rock music; characteristic of, relating to, or designating post-rock.
noun
Any type of popular music composed or performed in a style markedly different from (and frequently representing a conscious reaction to) that of traditional rock music; (specifically in the mid 1990s) a type of experimental music combining a diverse range of influences, especially from electronic and ambient music and lo-fi.
Origin
1960s; earliest use found in Time. From post- + rock.