plural of rock sequence

(Australia, idiomatic) pointless or futile work organised by the government, supposedly to increase employment but in fact merely disguising the unemployment level.

A dark coating on rock surfaces exposed to the atmosphere, mostly comprising clay and oxides, which grows at only a few micrometers per thousand years; found especially in arid deserts.

(music) A group of musicians who play rock music.

(rock climbing) To work one's way vertically up a chimney or cleft using a rocking movement. / (informal) To turn up at a place or function spontaneously or unexpectedly, without notice or prior warning.

Alternative spelling of rocking horse

(music) A broad genre of popular music, including especially those styles ultimately derived from rock and roll, employing electrical amplification, heavy use of guitars, 4/4 time with strong percussive rhythm on beats two and four (backbeat), and usually themes of bold wildness, rebellion, and sexuality.

(music) Any of several genres of rock music featuring electronic synthesizers

(simile) Extremely stable physically. / (simile) Extremely reliable.

Alternative spelling of rockbun