‘摩登’ is a phonetic loanword from the English word ‘modern’, adapted into Chinese characters for their sound rather than meaning. Neither 摩 nor 登 carries its usual semantic value here—‘摩’ typically means ‘to rub’ or ‘to approach’, and ‘登’ usually means ‘to ascend’ or ‘to register’, but together they function purely as a transcription of /mɔːˈdɛn/. As an adjective, 摩登 describes people, clothing, styles, or lifestyles that are contemporary, fashionable, and trend-conscious—often with a touch of urban sophistication or Western-influenced flair.

This term carries mild nostalgic or stylistic connotations; it’s frequently used in contexts evoking 1920s–40s Shanghai glamour or retro-modern aesthetics, though it remains current in fashion journalism and casual speech. It’s more colloquial and vivid than the neutral term 现代 (xiàndài), and less technical than 当代 (dāngdài). While not slang, it’s rarely used in formal academic or official writing.