[Of unknown origin.] a. A rabbeting plane used in making window-sashes, etc. b. (See quot. 1874.)
1819. Rees Cycl., XXVII. s.v. Plane, There is also a third sort [of rebating planes], called fillisters, used for sinking, or cutting away the edge of the piece of wood to form the rebate.
1874. Knight, Dict. Mech., I. 844/2. Fillister. The rabbet on the outer edge of a sash-bar, to hold the glass and the putty.