nod
verb [ I or T ] uk/nɒd/ us/nɑːd/ -dd-
B2 点头；（尤指）点头赞同，点头致意，点头示意
to move your head down and then up, sometimes several times, especially to show agreement, approval, or greeting, or to show something by doing this
Many people in the audience nodded in agreement. 许多听众点头表示赞同。
When I suggested a walk, Elena nodded enthusiastically. 当我提议去散步时，埃琳娜使劲地点头。
She looked up and nodded for me to come in. 她抬起头，点头示意让我进来。
Compare: shake verb (MOVE)
- More examples
- He nodded his head in greeting.
- She nodded her assent to the proposal.
- He nodded his head sagely.
- She signified her agreement by nodding her head.
- She listened sympathetically, nodding her head now and again.
Idiom
have a nodding acquaintance with someone/somethingidiom 与（某人）是点头之交;对…略知一二
to know someone slightly or have a slight knowledge of a subject
She has only a nodding acquaintance with the issues involved. 她对相关问题只是略知一二。
Phrasal verb
nod off 打瞌睡;（尤指无意中）睡着
to begin sleeping, especially not intentionally
After our busy day, we both sat and nodded off in front of the TV. 忙碌了一天，我们两个都坐在电视机前打起了瞌睡。
nod
noun [ C ] uk/nɒd/ us/nɑːd/ -dd-
点头
a movement up and down with the head
Chen gave her a nod of recognition across the crowded room. 陈从挤满人的房间的另一头向她点头致意。
Idioms
a nod is as good as a winkidiom saying 不用言明，心照不宣
used to say that only a slight sign is needed for you to understand clearly what is meant by something or what is happening in a situation
on the nodidiom UK informal （建议未经讨论）一致通过
If a suggestion is approved on the nod, it is accepted without discussion.
The new proposal went through on the nod. 新提案得到一致通过。