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English definition of “on”

on

preposition (MEMBER)    /ɒn/ US  /ɑːn/
C1 used to show when someone is a member of a group or organization: Have you ever served on a jury? There are no women on the committee. How many people are on your staff? She's a researcher on a women's magazine.Supporters, members and defendersBelievers and non-believersNamed organizations and societies and their members Grammar:On, ontoOn and onto are prepositions.See more
(Definition of on preposition (MEMBER) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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