D defs.my
Entry 1 sense Webster, 1913

Tacit

/tăs'-ĭt/ · Tac·it · IPA /ˈtæsɪt/
01 a. Done or made in silence; implied, but not expressed; silent; as, tacit consent is consent by silence, or by not interposing an objection.
  1. 1.
    Done or made in silence; implied, but not expressed; silent; as, tacit consent is consent by silence, or by not interposing an objection.
    “The tacit and secret theft of abusing our brother in civil contracts.” Jer. Taylor.