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Meaning of co-sibling-in-law | Babel Free

Noun CEFR C2

Definitions

One's spouse's sibling's spouse; either of two (or more) people who marry siblings, from the perspective of the other.
rare
One's sibling's spouse's sibling; either of two (or more) people whose siblings marry each other, from the perspective of the other.
rare

Equivalents

Español concuñado

CEFR level

C2

Mastery
This word is part of the CEFR C2 vocabulary — mastery level.

See also

co-sister co-sister-in-law co-sleeping co-sponsor co-spy co-star