'Quirk molding' definitions:

Definition of 'quirk molding'

noun

A molding having a small groove in it [syn: quirk molding, quirk moulding]

From: GCIDE

Quirk \Quirk\ (kw[~e]rk), n. [Written also querk.] [Cf. W. chwiori to turn briskly, or E. queer.]
1. A sudden turn; a starting from the point or line; hence, an artful evasion or subterfuge; a shift; a quibble; as, the quirks of a pettifogger. "Some quirk or . . . evasion." --Spenser. [1913 Webster]
We ground the justification of our nonconformity on dark subtilties and intricate quirks. --Barrow. [1913 Webster]
2. A fit or turn; a short paroxysm; a caprice. [Obs.] "Quirks of joy and grief." --Shak. [1913 Webster]
3. A smart retort; a quibble; a shallow conceit. [1913 Webster]
Some odd quirks and remnants of wit. --Shak. [1913 Webster]
4. An irregular air; as, light quirks of music. --Pope. [1913 Webster]
5. (Building) A piece of ground taken out of any regular ground plot or floor, so as to make a court, yard, etc.; -- sometimes written quink. --Gwilt. [1913 Webster]
6. (Arch.) A small channel, deeply recessed in proportion to its width, used to insulate and give relief to a convex rounded molding. [1913 Webster]
Quirk molding, a bead between two quirks. [1913 Webster]