名詞 chatter:

1. noisy talk
   同義詞：yak, yack, yakety-yak, cackle
2. the rapid series of noises made by the parts of a machine
   同義詞：chattering
3. the high-pitched continuing noise made by animals (birds or monkeys)
   同義詞：chattering

動詞 chatter:

1. click repeatedly or uncontrollably
   同義詞：click
2. cut unevenly with a chattering tool
3. talk socially without exchanging too much information
   同義詞：chew the fat, shoot the breeze, chat, confabulate, confab, chitchat, chaffer, natter, gossip, jaw, claver, visit
4. speak (about unimportant matters) rapidly and incessantly
   同義詞：piffle, palaver, prate, tittle-tattle, twaddle, clack, maunder, prattle, blab, gibber, tattle, blabber, gabble
5. make noise as if chattering away

1. He turned a deaf ear to his mother's chatter.
   他對母親的嘮嘮叨叨聽而不聞。
2. Listening to his continuous stream of empty chatter really tested my patience.
   聽他那沒完沒了的連篇空話對我的耐心真是一大考驗。
3. His silly chatter would vex you.
   他那無聊的閑扯會使你煩惱。
4. She's tired of their perpetual chatter.
   她對他們沒完沒了的閑談感到厭倦。
5. His teeth chattered uncontrollably because of the cold.
   他的牙齒冷得直打顫。
6. The children's constant chatter was irritating.
   那些孩子們喋喋不休的說話聲使人心煩。

chat.ter

v.（動詞）
chat.tered,chat.ter.ing,chat.ters
v.intr.（不及物動詞）
To talk rapidly, incessantly, and on trivial subjects; jabber.
不停地談：急快地、不停地談論瑣事；急促含糊地說
To utter a rapid series of short, inarticulate, speechlike sounds:
含混不清的聲音：發(fā)出很快的一連串短促、含混不清的、說話樣的聲音：
例句：
birds chattering in the trees.
鳥在樹間啁啾地叫

To click quickly and repeatedly:
急促反復地發(fā)出咔嚓聲：
例句：
Our teeth chattered from the cold.
我們的牙齒冷得打顫

To vibrate or rattle while in operation:
運動時搖擺或嘎嘎作響：
例句：
A power drill will chatter if the bit is loose.
如果鉆頭松動，電鉆會嘎嘎作響

v.tr.（及物動詞）
To utter in a rapid, usually thoughtless way:
快速地、通常指不加思索地說出：
例句：
chattered a long reply.
喋喋不休地做了一個很長的回復

n.（名詞）
Idle, trivial talk.
閑聊：無聊的、瑣碎的談話
The sharp, rapid sounds made by some birds and animals.
尖叫聲：一些鳥類或動物發(fā)出的快速的尖叫聲
A series of quick rattling or clicking sounds.
咔嚓聲：一連串快速的嘎嘎聲或咔嚓聲

來源：
Middle English chateren
中古英語 chateren
[of imitative origin]
[源于擬聲的]

【引伸】
chat.terer
n.（名詞）