The top surface of a bar (counter for serving drinks).(noun)
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Use "bartop" in a sentence
"He walked over to Jack and spoke quietly down into his face for a minute or so, after which Jack trotted out the door, his forgotten rum and OJ sweating rings on the bartop."
"Though there were four expanses of bartop, only three people were seated there."
"He was sitting next to Geordi at the bartop to one side of the Riding Club, with a range of drinks and snacks in front of them."