Webster's Revised Unabridged Dictionary · 1913

Spouse

Spouse (spouz) , noun

[Old French espous, espos, fem. espouse, French époux, épouse, from Latin sponsus, sponsa, prop. past participle of spondere, sponsum, to promise solemnly, to engage one's self. Compare Despond, Espouse, Respond, Sponsor.]

1.
A man or woman engaged or joined in wedlock; a married person, husband or wife.
At last such grace I found, and means I wrought, That I that lady to my spouse had won. — Spenser
2.
A married man, in distinction from a spousess or married woman; a bridegroom or husband. [Obsolete]
At which marriage was [were] no persons present but the spouse, the spousess, the Duchess of Bedford her mother, the priest, two gentlewomen, and a young man. — Fabyan

Spouse (spouz) , transitive verb

[See Espouse, and Spouse, n.]

To wed; to espouse. [Obsolete]
This markis hath her spoused with a ring. — Chaucer
Though spoused, yet wanting wedlock's solemnize. — Spenser
She was found again, and spoused to Marinell. — Spenser