By - Vine's Expository Dictionary of New Testament Words
By* For BY See Note +, p. 9.
Note: The phrase by and by" in the AV is in several places misleading. The three words exautes, Mark 6:25, euthus, Matthew 13:21, and eutheos, Luke 17:7; Luke 21:9, mean "straightway," "immediately." See under these words.