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ach

1 American  
[ahkh] / ɑx /

interjection

German.
  1. alas; oh.


ACH 2 American  

abbreviation

  1. automated clearing houseclearinghouse: a large computer network that transfers batches of electronic funds directly between financial institutions without the use of cash, credit cards, or paper checks, thus reducing fees and enabling faster transactions, such as for recurring bill payments, direct deposit, etc.

  2. Automated Clearing House Network: the national computer network for processing electronic funds transfers between financial institutions in the United States.


ACh 3 American  

abbreviation

Biochemistry.
  1. acetylcholine.


ach British  
/ ɑːx /

interjection

  1. Also: och.  an expression of surprise, impatience, disgust, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Her wish is to see a new Gaelic inscription on Donnie's grave in Berlin - "Faodaidh an saoghal tighinn gu crìch ach mairidh gaol is ceòl gu bràth".

From BBC • Jan. 21, 2025

“I would just love to take every ach and pain his heart and mind has to endure. Holding him tight as I say everything is gonna eventually be better then now.”

From Washington Post • Feb. 19, 2020

Reforming and rehabilitating them, ach, less bothered about that.

From The Guardian • Apr. 23, 2017

The man in the street may claim to oppose unconditional aid to Pyongyang, but he has little stom ach for tension.

From Newsweek • Apr. 15, 2013

The Life Eternal— 46.Ach wie nichtig, ach wie flüchtig.

From Johann Sebastian Bach by Forkel, Johann Nikolaus