Benches (6)
'benches' is the definition.
(I know this)
This is the entire clue.
(Other definitions for seats that I've seen before include "Chairs, stools" , "Parliamentary constituencies" .)
(Other definitions for tables that I've seen before include "Flat-topped pieces of furniture (which can be turned?)" , "Sets of facts and figures in columns and rows" , "Lists of figures arranged in columns" , "Turn these to reverse the odds" , "Bleats about the pieces of furniture" .)