ALL meanings of come up against
come up a·gainst
C c - phrasal verb come up against If you come up against a problem or difficulty, you are faced with it and have to deal with it. 3
- noun come up against to be faced with; come into conflict or competition with 3
- intransitivephrasal verb come up against encounter: opposition, obstacle 1
- intransitivephrasal verb come up against compete with sb 1