/ θrɪft; NAmE / noun [ U ]
1.
( approving ) the habit of saving money and spending it carefully so that none is wasted
—see also spendthrift
2.
a wild plant with bright pink flowers that grows by the sea / ocean
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WORD ORIGIN
Middle English (in the sense prosperity, acquired wealth, success ): from Old Norse , from thrífa grasp, get hold of. Compare with thrive .