They were atwitter at the prospect of meeting a Hollywood star
Word origin
[1825–35; a-1 + twitter]This word is first recorded in the period 1825–35. Other words that entered Englishat around the same time include: cross section, electrolyte, relativity, runway, torquea- is a reduced form of the Old English preposition on, meaning “on,” “in,” “into,” “to,” “toward,” preserved before a noun in a prepositionalphrase, forming a predicate adjective or an adverbial element (afoot; abed; ashore; aside; away), or before an adjective (afar; aloud; alow), as a moribund prefix with a verb (acknowledge), and in archaic and dialectal use before a present participle in -ing (set the bells aringing); and added to a verb stem with the force of a present participle (ablaze; agape; aglow; astride; and originally, awry)
Examples of 'atwitter' in a sentence
atwitter
But she did seem atwitter about this.
Times, Sunday Times (2010)
It's atwitter, flashing sharp teeth, struggling to escape.