—n. 1. Usually, trammels. a hindrance or impediment to free action; restraint: the trammels of custom. 2. an instrument for drawing ellipses.
3. Also called tram. a device used to align or adjust parts of a machine.
4. See trammel net. 5. a fowling net.
6. a contrivance hung in a fireplace to support pots or kettles over the fire.
7. a fetter or shackle, esp. one used in training a horse to amble.
—v.t. 1. to involve or hold in trammels; restrain.
2. to catch or entangle in or as in a net.