The sentinel challenged, and Silent went forward and gave the countersign.
Their concluding words had evidently been some form of sign and countersign.
He was stopped and challenged frequently, but having the countersign, had no difficulty in passing the sentries.
We had no countersign, but I immediately ran the boat ashore, and we landed.
He halted old Quicker-nor-that and demanded the countersign.
Advance, friend in a tremendous hurry, and give the countersign.
The party listened attentively, but failed to get the countersign, which was given in a whisper.
If no countersign be used, the rules for challenging are the same.
Then she remembered that by the merest chance in the world she knew the countersign for that night.
But when he was told to advance and give the countersign what would be his answer?