To move along the ground, or on any other surface, on the belly, as a worm or reptile; to move as a child on the hands and knees; to crawl.

To move slowly, feebly, or timorously, as from unwillingness, fear, or weakness.

To move or behave with servility or exaggerated humility; to fawn; as, a creeping sycophant.

To have a sensation as of insects creeping on the skin of the body; to crawl; as, the sight made my flesh creep. See Crawl, v. i., 4.

See Forward loose

This is when you are at full draw and while you are aiming you let the bow string drift forward before releasing the arrow.

a slow creeping mode of locomotion (on hands and knees or dragging the body); "a crawl was all that the injured man could manage"; "the traffic moved at a creep"

move slowly; in the case of people or animals with the body near the ground; "The crocodile was crawling along the riverbed"

Allow the arrow to move forward from full draw before being released.

Letting the arrow move slowly forward before release (not maintaining draw length). Usually caused by loss of shoulder/back muscle tension.

To let the arrow move forward before release and after reaching full draw. Creep is caused by a loss of muscle tension.

A trigger is said to creep when it does not have a consistent, clean break. Once the trigger reaches the break point, it should not be possible to move it further to the rear, even slightly or slowly, without a crisp break.