Too fat, excessively fat. Also as noun (with the and plural concord): excessively fat people as a class.
Old English; earliest use found in Antwerp Glossary. From over- + fat.
英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。