/'sʌkə(r); `sʌkɚ/
n
1 (a) organ of certain animals that enables them to stick to a surface by suction （某些动物的）吸盘
*An octopus has suckers on its tentacles 章鱼的腕足上有吸盘.
(b) concave (usu rubber) disc that sticks to a surface by suction, and is used eg to attach things to a wall 凹面吸盘（通常用橡胶制成, 可藉吸力附着于平面上, 如用以将物件固着于墙上）.
2 shoot growing from the roots of a tree, shrub, etc 从树等的根部长出的新枝; 根出条.
3 (infml 口) person who is easily deceived 容易受骗的人
*all the suckers who bought these worthless shares 购买这些不值钱的股票的那群外行.
4 ~ for sb/sth (infml 口) person who cannot resist sb/sth or is very fond of sb/sth 抵挡不住某人[某事物]的人; 极喜爱某人[某事物]的人
*I've always been a sucker for romantic movies. 我一向非常喜欢传奇性的影片.


一个专门吸收食物或者吸附在物体上的器官

an organ specialized for sucking nourishment or for adhering to objects by suction