Grouse is a verb that means to complain or grumble.

The origin of our word of the day is not known for certain, but may be related to the French-derived word ‘grouch.’ Grouse is a synonym of words like ‘grumble,’  ‘gripe’ and 'lament’. Here’s an example of grouse in use:

My dad has changed a lot over the years. When I was a kid, he would grouse endlessly about the popular music of the 90s. These days, he prefers to gripe and grumble about the music of the 2020s.