Fother v. t. (past & past part. fothered; pres. part. fothering) To stop (a leak in a ship at sea) by drawing under its bottom a thrummed sail, so that the pressure of the water may force it into the crack.
... full of rye for to fother, A house full of goods, one mack or another; I'll thrash in the lathe while you sit spinning, O, Molly, I ... — Ancient Poems, Ballads and Songs of England • Robert Bell