Word not found in any official scrabble dictionaries.
"One-up" Definition
noun
An additional life or an object that increases the player's number of chances or "lives" by one.
Source: Wiktionary
verb-transitive
Informal to keep one step ahead of (a competitor or opponent, for example).
Source: American Heritage Dictionary
verb
To outdo, to do something slightly better than a competitor's prior effort.
Source: Wiktionary
To practice one-upmanship on.
Source: Merriam-Webster
adjective
Ahead of a friend or competitor in some competitive activity.
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