Definify.com
Webster 1913 Edition
Cop
1.
The top of a thing; the head; a crest.
[Obs.]
Cop
they used to callThe tops of many hills.
Drayton.
2.
A conical or conical-ended mass of coiled thread, yarn, or roving, wound upon a spindle, etc.
3.
A tube or quill upon which silk is wound.
5.
A policeman.
[Slang]
Cop waste
, a kind of cotton waste, composed chiefly of remnants of cops from which the greater part of the yarn has been unwound.
Webster 1828 Edition
Cop
COP
,Noun.