1
- a wild plant growing where it is not wanted and in competition with cultivated plants杂草, 野草。
1.1
- mass noun any wild plant growing in salt or fresh water水生植物。
1.2
- informal cannabis〈非正式〉大麻。
1.3
the weed
informal tobacco〈非正式〉烟草。
1.4
- informal a person regarded as contemptibly feeble〈非正式〉下贱懦弱的人。
1.5
- informal a leggy, loosely built horse〈非正式〉（长腿）瘦弱的马。
with obj.
1- remove unwanted plants from (an area of ground or the plants cultivated in it)清除…的杂草：
I was weeding a flower bed.
我当时在清除花坛的杂草。
1.1
weed something out
remove something, especially inferior or unwanted items or members from a group or collection剔除, 淘汰：we must raise the level of research and weed out the poorest work.
我们必须提高研究水平, 把质量最差的工作剔除。
派生词
weeder
nounweedless
adjective词源
Old English wēod (noun)， wēodian (verb)， of unknown origin; related to Dutch wieden (verb).