/sag"euhr/ , n.
1. a box or case made of refractory baked clay in which the finer ceramic wares are enclosed and protected while baking.
2. a hard unlayered clay underlying many coal beds.
v.t.
3. to place in or on a sagger.
Also, saggar, seggar .
[ 1680-90; perh. var. of SAFEGUARD ]