Correct spelling for the English word "was up up" is [wɒz ˌʌp ˈʌp], [wɒz ˌʌp ˈʌp], [w_ɒ_z ˌʌ_p ˈʌ_p] (IPA phonetic alphabet).
"Was up up" does not have a recognized definition in the English language. It appears to be a combination of the phrases "what's up" and "up."
"What's up" is an informal greeting meaning "what is happening" or "what is going on." It is commonly used as a friendly way to inquire about someone's well-being or to start a casual conversation.
"On the up" or simply "up" is an idiom that usually means progressing or moving in a positive direction, often associated with a general improvement or increase in a certain situation or aspect. It can also refer to being happy or in a good mood.
When combined, "was up up" could be interpreted in various ways depending on the context or intended meaning. It could potentially be a nonsensical phrase, a typo, or a playful alteration of the original greeting "what's up" intended to convey an exaggerated or heightened sense of curiosity or enthusiasm.
Without further context or given usage, it is difficult to provide a precise and appropriate definition for "was up up" as it does not have well-established meaning in the English language.