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secure with or as if with ropes;
"tie down the prisoners"
"tie up the old newspapers and bring them to the recycling shed"
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invest so as to make unavailable for other purposes;
"All my money is tied up in long-term investments"
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restrain from moving or operating normally;
"Traffic is tied up for miles around the bridge where the accident occurred"
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secure in or as if in a berth or dock;
"tie up the boat"
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finish the last row