ˈsänˌdek noun
or san·dik -dēk
( -s )
Etymology: Yiddish sandik, from Late Hebrew sandīqōs, sindīqās, probably modification of Late Greek synteknos godfather, from Greek, foster brother, from synteknoun to breed, bring up children together, from syn- + teknon child — more at thane
: a person who holds the Jewish infant on his knees during the circumcision ceremony