The sloping fillet of cement or mortar embedding the base of a chimney pot.
- ‘General repairs of a lesser nature should be undertaken to brickwork, parapet walling and any leadwork to the main roof together with pointing attention around the chimney pots flaunching.’
Mid 19th century from flaunch meaning ‘flange’, (as verb) ‘slope towards the top’: perhaps based on Old French flanchir‘to bend’, from flanc(he) ‘flank’.
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