1. adjective /sləʊ,sloʊ/
a) Taking a long time to move or go a short distance, or to perform an action; not quick in motion; proceeding at a low speed.
a slow train
b) Not happening in a short time; spread over a comparatively long time.
These changes in the heavens, though slow, produced Like change on sea and land, sidereal blast. Milton
Syn: deliberate, moderate, gradual, dull-witted, dilatory, inactive, tardy, slothful, sluggish, boring, dull
2. verb /sləʊ,sloʊ/
3. noun /sləʊ,sloʊ/
a) Someone who is slow; a sluggard.
b) A slow song.
4. adverb /sləʊ,sloʊ/
Slowly (usually in combinations).
Wikipedia foundation.