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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.

The 'Adorant', a mammoth ivory plaque discovered in Geißenklösterle Cave in the Ach Valley, shows a lion-human hybrid figure and is covered with rows of dots and notches.

From Science Daily

Flex likened the bill-payment fee to ACH or card-processing fees ranging from 1% to 3.5% that typically come with traditional rent payment portals.

From MarketWatch

Letting users revoke ACH access — which stops automatic bank withdrawals — at any time is one of the things that differentiates cash-advance apps from traditional lenders.

From MarketWatch

The companies offering cash advances and access to earned wages know people are revoking ACH access to stop repayment on their loans.

From MarketWatch

“Ach, by the Immortal! This is why I dislike children. They’re heralds of vomit and ask stupid questions!”

From Literature