Buy something, usually a house or car, that is of higher value than the one you already have
If someone trades up, they sell something such as their car or their house and buy a more expensive one. Mini-car owners are trading up to `real' cars Homeowners will feel more comfortable and they may feel ready to trade up
trade up
التركية النطق
treyd ʌp
النطق
/ˈtrād ˈəp/ /ˈtreɪd ˈʌp/
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[ 'trAd ] (noun.) 14th century. Middle English, from Middle Low German; akin to Old High German trata track, course, Old English tredan to tread.