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English definition of “show up”

show up

(also show) informal
verb uk phrasal verb with show   /ʃəʊ/ us    /ʃoʊ/ (showed, shown)
B1 to arrive somewhere in order to join a group of people, especially late or unexpectedly: I invited him for eight o'clock, but he didn't show up until 9.30. We were expecting 30 people to come, but half of them never showed up.Arriving, entering and invading
(Definition of show up from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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