What is the X in X-mas?
late 14c., from Old French gobelet "goblet, cup," diminutive of gobel "cup," probably related to gobe "gulp down" (see gob).
a laver or trough for washing garments. In Cant. 7:2, a bowl or drinking vessel, a bowl for mixing wine; in Ex. 24:6, a sacrificial basin. (See CUP.)