Bedeutung von “show off” — Learner’s Dictionary

show off

phrasal verb with show us uk /ʃəʊ/ verb past tense showed, past participle shown

B2 to try to make people admire your abilities or achievements in a way which other people find annoying:

He was the kind of kid who was always showing off to his classmates.

(Definition von “show off phrasal verb, verb” aus dem Cambridge Learner's Dictionary © Cambridge University Press)