男主

nánzhǔ
  1. (neologism, slang, colloquial) male protagonist (of a story, drama, etc.)
  2. male protagonist (of a story, drama, etc.)

Wiktionary

Entry Composition

1 男 nán
  1. (bound form) male
  2. baron, the lowest of the five ranks of nobility 五等爵位 wǔděngjuéwèi
=2 主 zhǔ
  1. owner
  2. master
  3. host
  4. individual or party concerned
  5. God
  6. Lord
  7. main
  8. to indicate or signify
  9. trump card (in card games)
=2 主 zhù
  1. Classifier for events.
  2. alternative form of 注 (zhù, “to pour into”)

Containing this entry

男主外，女主內 nánzhǔwài,nǚzhǔnèi men go out to work and women stay at home (idiom)
男主人公 nánzhǔréngōng