sib
Americanadjective
noun
-
a kinsman; relative.
-
one's kin or kindred.
-
Anthropology. a unilateral descent group.
noun
-
a blood relative
-
a brother or sister; sibling
-
kinsmen collectively; kindred
-
any social unit that is bonded by kinship through one line of descent only
abbreviation
Etymology
Origin of sib
First recorded before 900; Middle English sib(e), sibb(e), Old English sib(b) (originally an adjective); cognate with Old Norse sifjar (plural) “relatives,” Old Frisian sib (adjective), sibba (noun), Middle Dutch sibbe (noun and adjective), German Sippe “kin”; gossip
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The researchers returned when the children were 5 and observed them again, this time in a structured play session with one close-in-age sib.
From Time Magazine Archive
![]()
Greg’s teen sib is a pill, too, especially next to his sage mom, antsy dad and supercute moppet kid-brother.
From New York Times
Peace is made when one sib offers a toy or shares a thought or throws a pillow in a mock provocation that releases the lingering tension in a burst of roughhousing.
From Time Magazine Archive
![]()
And if the NFL knew what it was getting--and wanted--from MTV, the music network's corporate sib CBS has even less reason to be shocked, shocked.
From Time Magazine Archive
![]()
With community support my sib lives in an apartment, with visits from our family members who help with housework.
From Washington Post
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.