1. a person who sits at the same table as another, especially during a meal

Examples

• My tablemate at the wedding was very friendly.
• She introduced herself to her new tablemate at lunch.
• The conference assigned each participant a different tablemate for networking.
• His tablemate helped him reach the salt across the table.
• The restaurant seated us with pleasant tablemates at the communal table.
• During the banquet, I enjoyed chatting with my tablemate about travel.