side-wife
side-wife · side-wives
A woman who has the potential to become one's wife, or who is fulfilling the role of…A woman who (among others) has the potential to become one's wife, or who is fulfilling the role of one's wife in addition to one's actual wife; a concubine
Meaning
1 sensesA woman who (among others) has the potential to become one's wife, or who is fulfilling the role of one's wife in addition to one's actual wife; a concubine
Origin
From side + wife. Compare Dutch bijwijf (“concubine”).From side + wife. Compare Dutch bijwijf (“concubine”).
Wiktionary, CC BY-SA 4.0 · source