Blah | Mean of blah in English Dictionary

/ˈblɑː/

• not interesting or unusual
1. The hotel room was totally blah.
2. a blah winter day
• without energy or enthusiasm
1. She sat on the couch all day watching television and feeling blah.
• Noun
• a feeling of being bored, tired, etc.
1. She had a bad case of the blahs.

• silly or meaningless talk
1. He got tired of hearing his mother tell him to brush his teeth, clean his room, blah, blah, blah.