2. outstrip, eclipse, transcend, exceed, top, beat. Excel, outdo, surpass imply being better than others or being superior in achievement. To excel is to be superior in some quality, attainment, or performance: to excel opponents at playing chess. To outdo is to make more successful effort than others: to outdo competitors in the high jump. To surpass is to go beyond others, especially in a contest as to quality or ability: to surpass one's classmates in knowledge of corporation law.