noun
a structural framework, usually made of wood or metal, used to support a roof or bridge
verb
to tie up or bind tightly with ropes or straps
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The truss is a framework of beams, bars, or rods used to support a roof or bridge.
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I saw the construction workers putting up the truss for the new building.
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Let's make sure to truss up the tent properly so it doesn't collapse.
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The truss of support from her friends helped her get through a difficult time.