1. marked by necessity; necessary ...c1650 obs.
2. marked by need; needy, poor ...1870 rare
from need (n.) + -some
FIRST DOCUMENTED USE
c1650 - See Example below
"...So many needsome advertisements I presume to tell you."
From: Don Bellianis
The Honour of Chivalry, or the Famous and Delectable History of Don Bellianis of Greece
• A New English Dictionary on Historical Principles,
James Murray, 1887-1933
• The English Dialect Dictionary,
Joseph Wright, 1898-1905