grouse 2 (grous) Informal
intr.v. groused, grous·ing, grous·es
To complain; grumble.
A cause for complaint.
[Perhaps from French dialectal groucer, from Old French grouchier; see GRUDGE.]
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Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.