1. not worth a leek : 毫无价值；
名词
1. 韭葱；扁葱
Leeks are long thin vegetables which smell similar to onions. They are white at one end, have long light green leaves, and are eaten cooked.
1. related to onions
white cylindrical bulb and flat dark-green leaves
2. plant having a large slender white bulb and flat overlapping dark green leaves
used in cooking
believed derived from the wild Allium ampeloprasum
Synonym: scallionAllium porrum