rocking

Etymology

rock + -ing

adj

1. Shaking, swaying or moving back and forth.
2. (informal) Excellent; great.

verb

1. present participle and gerund of rock

noun

1. The motion of something that rocks.
   Every part of a tree will not do for this purpose, as some branches may not be sufficiently forked; others may not be sufficiently strong; and others may be too much exposed to the rockings of the wind. 1823, John Wesley, Charles Bonnet, Louis Dutens, A survey of the wisdom of God in the creation, page 181
2. The abrading of a copper plate with a rocker, preparatory to mezzotinting.
3. The motion by which the design on a steel mill is transferred to a copper cylinder.