In a word, no

We use this expression to summarise our negative feelings or to give a short negative answer

You can use this phrase in ………… language.

 Spoken
 Informal

Example 1
A: Did you enjoy your salmon?
B: In a word, no. It was too dry.

Example 2
A: Is Marie coming to the teambuilding?
B: In a word, no. She gave me a long explanation about why she can’t come.