Webster's Revised Unabridged Dictionary · 1913

Fresh-water

Fresh-water , adjective

1.
Of, pertaining to, or living in, water which is not salty; as, fresh-water geological deposits; a fresh-water fish; fresh-water mussels.
2.
Accustomed to sail on fresh water only; unskilled as a seaman; as, a fresh-water sailor.
3.
Unskilled; raw. [Colloquial]
Fresh-water soldiers. — Knolles