Tacitly admitting that he remembered the unmentionable, Ralph nodded to Piggy.
Jack nodded, as much for the sake of agreeing as anything, and by tacit consent they left the shelter and went toward the bathing pool.
There had grown up tacitly among the biguns the opinion that Piggy was an outsider, not only by accent, which did not matter, but by fat, and ass-mar, and specs, and a certain disinclination for manual labor.
There are no more uses of "tacit" in the book.
Show samples from other sources
There was a tacit understanding that Jessica would play good cop and Tyler would play bad cop.