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