different between rumour vs chatter

English

Etymology

From Old French rumeur, from Latin r?mor (“common talk”).

Pronunciation

• * (Received Pronunciation) IPA^(key): /??u?m?(?)/
• (General American) IPA^(key): /??u?m?/

Noun

rumour (countable and uncountable, plural rumours)

1. Britain, Canada, New Zealand, Australia, and Ireland spelling of rumor
   • 1991, Stephen Fry, The Liar, p. 26:

     Dame Rumour outstrides me yet again.

2. (obsolete) A prolonged, indistinct noise.
   • 1599, William Shakespeare, Julius Caesar, JC II. iv. 18:

     Prithee, listen well; / I heard a bustling rumour like a fray, / And the wind brings it from the Capitol.

Verb

rumour (third-person singular simple present rumours, present participle rumouring, simple past and past participle rumoured)

1. Commonwealth of Nations standard spelling of rumor.

English

Pronunciation

• (UK) IPA^(key): /?t?æt?/
• (US) enPR: ch?t??r, IPA^(key): /?t?æt?/
• Rhymes: -æt?(r)

Etymology 1

From Middle English chateren, from earlier cheteren, chiteren (“to twitter, chatter, jabber”), of imitative origin. Compare Dutch schateren (“chatter”), schetteren, Dutch koeteren (“jabber”), dialectal German kaudern (“to gobble (like a turkey)”), Danish kvidre (“to twitter, chirp”).

Noun

chatter (usually uncountable, plural chatters)

1. Talk, especially meaningless or unimportant talk.

   Synonyms: chattering, chatting, nattering; see also Thesaurus:chatter

2. The sound of talking.
3. The vocalisations of a Eurasian magpie, Pica pica.
4. The vocalisations of various birds or other animals.
   • 2016, Cornelia F. Mutel, A Sugar Creek Chronicle (page 41)

     The wind rose as the earth darkened, so that fading chatters of woodland animals were countered by the strengthening sounds of waving trees […]

5. An intermittent noise, as from vibration.

6. (uncountable) In national security, the degree of communication between suspect groups and individuals, used to gauge the degree of expected terrorist activity.

7. (uncountable) The situation where a drill or similar tool vibrates and tears the material rather than cutting it cleanly.

Translations

Verb

chatter (third-person singular simple present chatters, present participle chattering, simple past and past participle chattered)

1. (intransitive) To talk idly.

   Synonyms: chat, natter
2. (intransitive) Of teeth, machinery, etc, to make a noise by rapid collisions.

   Synonyms: clatter, knock, (said of an engine) pink

3. To utter sounds which somewhat resemble language, but are inarticulate and indistinct.
   • 1815, William Wordsworth, Resolution and Independence

     The jay makes answer, as the magpie chatters with delight.

Translations

Etymology 2

chat +? -er

Noun

chatter (plural chatters)

1. One who chats.
2. (Internet) A user of chat rooms.

Further reading

• chatter in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• chatter in The Century Dictionary, New York, N.Y.: The Century Co., 1911.
• chatter at OneLook Dictionary Search

Anagrams

• ratchet, traceth