Originally posted by LBR: Tie it on tight with the right knot and you won't need glue. S2 has a good tutorial.
Originally posted by Jon Stewart: I use waxed dental floss, add wax and then tie my nock on. TIGHT I then, very carefully hold a match under it to melt the wax into the nock as I roll the string. Been doing it this way for 50 plus year. Nocking point starts to show ware, add wax to it and a match.