Tac"it (?), a. [L. tacitus, p.p. of tacere to be silent, to pass over in silence; akin to Goth. ahan to be silent, Icel. egja, OHG. dagxc7;n: cf. F. tacite. Cf. Reticent.]
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.
© Webster 1913.