From Wiktionary, the free dictionary
From mew + -maxx.
mewmaxx (third-person singular simple present mewmaxxes, present participle mewmaxxing, simple past and past participle mewmaxxed)
- (intransitive, incel slang) To attempt to enhance one's physical appearance by mewing.
- Hypernym: looksmaxx
2022 September 28, @lindyacc, Twitter[1]:Getting married this weekend. 72 hours to mewmaxx.
2023 August 15, @casigui1904, Twitter[2]:Lil bro is constantly mewmaxxing how can anyone find this attractive ?