Definitions for "Knop"
Keywords:  knob, finial, chalice, lid, goblet
A knob; a bud; a bunch; a button.
Any boldly projecting sculptured ornament; esp., the ornamental termination of a pinnacle, and then synonymous with finial; -- called also knob, and knosp.
Decorative feature of the stem, formed by re-heating part of the stem and compressing it, or made separately and inserted into the stem (as with Venetian-style glasses). See decanters & drinking-glasses
in staircase balusters derived from Classical columns, the member equivalent to the sub-base below the column, and placed between it and a shaped pedestal.