Reference meaning
one up
Last updated
To outdo, to perform something slightly better than a competitor's prior effort.
Other meanings
2. noun
An advantage over someone.
3. noun
Alternative spelling of 1-up (“extra life”).
4. verb
Alternative form of one up.
Source and scope
This definition is reproduced from English Wiktionary, sense en-one_up-en-verb-ITbUot4o, under the CC BY-SA 4.0. It has not yet received VocabularyBase editorial review. Read the source and license details.