맹

Presumably of native Korean origin.

맹 • (maeng)

1. (Northern Gyeongsang) after all, just as expected
   • 1980 August 11, 배분령 [baebullyeong], “도끼 정승 [dokki jeongseung]”, in 한국구비문학대계 [han'gukgubimunhakdaegye]‎^[1], 경상북도 안동시 임하면 [gyeongsangbukdo andongsi imhamyeon]:

     그래 정승을 직이게 되먼, 법을 다스려 맹 그랬지.

     Geurae jeongseung-eul jig-i-ge doe-meon, beob-eul daseuryeo maeng geuraet-ji.

     If one was to become the minister then they would manage the laws as expected.

• (SK Standard/Seoul) IPA^(key): [mɛŋ] ~ [me̞ŋ]
• Phonetic hangul: [맹/멩]

Korean reading of various Chinese characters.

맹 (maeng)

1. 孟:

   (MC reading: 孟 (MC maengH))

2. 猛:

   (MC reading: 猛 (MC maengX))

3. 盟:

   (MC reading: 盟 (MC mjaeng|maengH))

4. 盲:

   (MC reading: 盲 (MC maeng))

5. 萌:

   (MC reading: 萌 (MC meang))

6. 氓:

   (MC reading: 氓 (MC meang))

7. 甍:

   (MC reading: 甍 (MC meang))

8. 甿:

   (MC reading: 甿 (MC meang))

9. 虻:

   (MC reading: 虻)

• Supreme Court of the Republic of Korea (대한민국 대법원, Daehanmin'guk Daebeobwon) (2018). Table of hanja for personal names (인명용 한자표 / 人名用漢字表, Inmyeong-yong hanja-pyo). [2]