n.[C]

1. （作栅栏或拴牲口等用的）尖木桩[P1]
2. 【军】警戒哨
3. 警戒队[G]
4. 巡逻艇；巡逻飞机
5. （工会罢工时的）纠察队员
6. 纠察队[G]

vt.

1. 用尖桩围起
2. 把（牲口）拴在尖桩上
3. 派……担任警戒哨[O]
   picket soldiers around a camp

   派士兵守卫兵营

4. 设警戒哨保卫，护卫
5. （举行罢工、抗议时）派……担任纠察[O]
6. 在……外设置纠察队

vi.

1. 担任纠察
   About twenty workers picketed outside the gate.

   约有二十名工人在大门外担任纠察。

n.

1. a person or group of people standing outside a workplace trying to persuade others not to enter during a strike.
2. (also picquet or piquet) a soldier or small body of troops sent out to watch for the enemy.
3. [usu. as modifier] a pointed wooden stake driven into the ground to form a fence or to tether a horse.

v.