Boyd’s Bible Dictionary:

(loquacious). (1) A priestly family in charge of 16th course (1 Chron. 9:12; 24:14). (2) Place in Babylonia (Ezra 2:59; Neh. 7:61).

Concise Bible Dictionary:

1. A family of priests who bore this name. One had charge of the sixteenth course of priestly service, and some returned from exile, two of whom had married strange wives; but there is no genealogy of their descent from Aaron (1 Chron. 9:12; 1 Chron. 24:14; Ezra 2:37; Ezra 10:20; Neh. 7:40; Neh. 11:13; Jer. 20:1).
2. Father of Zadok who repaired the wall of Jerusalem (Neh. 3:29).
3. Place from which some returned from exile (Ezra 2:59; Neh. 7:61).

Strong’s Dictionary of Hebrew Words:

from 559; talkative; Immer, the name of five Israelites
KJV Usage:

Jackson’s Dictionary of Scripture Proper Names:

he hath said Im’na, he will withhold

Potts’ Bible Proper Names:

Saying; promise; talkative:―the name of several priests, 1 Chron. 9:12. {Dictio}