Definitions

1. noun

A horizontal beam or bar supported by legs or posts, often used to support a bridge or a load.

“The hikers used a trestle to cross the river.”

2. verb

To lean or rest on something, especially in a precarious or unstable manner.

“The old tree was trestling precariously on the edge of the cliff.”

3. verb

To support or hold something up, especially with a trestle or a similar structure.

“The workers trestled the bridge with steel beams.”