that's

1. 1
   contractioncontraction

   A short way of saying or writing 'that is'.

   Like joining 'it is' into 'it's'.

   That's my favorite song on the whole album.

   I think that's the right answer to the question.

   Note
2. 2
   contractioncontraction

   A short way of saying 'that has', often before words like 'been' or 'got'.

   Like joining 'who has' into 'who's'.

   That's been a problem for weeks now.

   That's got to be the best news all year.

   Note
3. 3
   contractioncontraction

   A short way of saying 'that was' when talking about the past.

   That's a wild storm last night, with trees down everywhere.

   Whew, that's a close one back there on the highway.

4. 4
   determinerNorthern Ireland

   Used like 'whose', but for things rather than people.

   The shed that's roof blew off needs fixing.

   We bought the old clock that's hands had stopped.

   Similarwhose

   Note

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