Strong's #684: 'Otsem (pronounced o'-tsem)
from an unused root probably meaning to be strong; strength (i.e. strong); Otsem, the name of two Israelites:--Ozem.
Brown-Driver-Briggs Hebrew Lexicon:
'ôtsem
Ozem = "I shall hasten them"
1) older brother of David
2) a descendant of Judah
Part of Speech: noun proper masculine
Relation: from an unused root probably meaning to be strong
Usage:
This word is used 2 times:
1 Chronicles 2:15: " Ozem the sixth, David the seventh:"
1 Chronicles 2:25: "the firstborn, and Bunah, and Oren, and Ozem, and Ahijah."