flipping
adjective, adverb /ˈflɪpɪŋ/
  /ˈflɪpɪŋ/
(British English, informal)- used as a mild swear word by some people to emphasize something or to show that they are annoyed
- I hate this flipping hotel!
 - Flipping kids!
 - It's flipping cold today!
 
Word Originearly 20th cent.: from flip + -ing.