Hangs one's hat is an idiomatic expression that denotes the act of settling or establishing a place to live, work, or spend time. The antonyms for this phrase could include words like wander, roam, drift, or move about. These words suggest perpetual motion and a lack of permanent residence, contrasting with the idea of finding a place to anchor oneself. Opposite concepts could also include ideas like detachment, uncommitted, or rootless, indicating a lack of attachment or investment in a particular place. Therefore, antonyms for 'hang one's hat' center around the theme of travel, transience, and lack of commitment.