Definitions for "BIRDNESTING"
hunting for birds' nests to get the eggs
Typically caused by inadequate top-thread tension, top thread not following thread path, or up-and-down substrate movement under needle (see flagging), birdnesting describes an accumulation of thread between substrate and needle plate, and can result in restricted or irregular substrate travel.
Collection of thread between goods and needle plate, resembling a bird's nest. Formation prevents free movement of goods and may be caused by inadequate tensioning of the top thread or flagging goods.
A term describing poor chaff dispersal caused by adhesion between DIPOLE s and entanglement due to lack of stiffness. [ 10:68] Contrast with JACKSTRAWING.