up is on the Basic English 850 List. unit - up - use up is one of the 1000 most common headwords. until - up - upon Pronunciation (UK) (US) enPR: ŭp, IPA (key): /ʌp/, SAMPA: /Vp/ (AU) IPA (key): /ap/, SAMPA: /ap/ Audio (US)(file) Preposition Prepositionup Directed or moving upwards. Synonyms: high, raised, lifted and elevated The flag is up. Toward the top or away from the Earth. Synonyms: upward, higher and above Antonyms: down, downward and lower The balloon went up. If a task or result is up to you, it means you are in charge of deciding or doing it. The outcome of the game is up to the players. It is up to you to choose the restaurant for dinner . If you are up to something, you are doing or planning it. What are you up to this evening? We had better make sure he's not up to something stupid again. She's always up to some kind of trouble. Positive. Synonyms: positive, good and pleasant It was an up day. (not before a noun) Cheerful, optimistic. Synonyms: cheerful, optimistic, positive and lighthearted He is feeling up. (not before a noun) Happening, occurring. Synonyms: happening, occurring, passing, in transition and new What’s up? They act like something is up. (not before a noun) Wrong. Synonyms: wrong, problematic and troubling Something is up with him. (not before a noun) Finished. Synonyms: finished, over, done and discovered It is all up with them. Related words sunup upchuck upended upstroke upload up to up against up until up and down re-up upper what’s up? footloose and fancy-free Noun Singular up Plural ups State of being up, often with down. Synonyms: high point, high, peak and crest Antonyms: down, low and trough Life has its ups and downs. Related words UPS 7up Verb Plain form up Third-person singular ups Past tense upped Past participle upped Present participle upping Increase, increment. Synonyms: increase and increment Antonyms: down, decrement, decrease and lessen We upped the dosage. Related words add Directions (edit) north - east - south - west up - down | forward - backward | left - right Wikiwand - on Seamless Wikipedia browsing. On steroids.