/ plʌm; NAmE / noun , adjective
■ noun
1.
[ C ] a soft round fruit with smooth red or purple skin, sweet flesh and a large flat seed inside :
a plum tree
2.
[ U , C ] a dark reddish-purple colour
■ adjective
( of a job, etc. ) considered very good and worth having :
She's landed a plum job at the BBC.
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WORD ORIGIN
Old English plūme , from medieval Latin pruna , from Latin prunum , from Greek prou(m)non plum.