Kudos is credit and praise for an achievement. Kudos to the team, earn some kudos, kudos for the effort.
It is singular despite the s, so it is kudos is deserved rather than are — the s belongs to the Greek word. Some people have back-formed a singular kudo, which purists dislike and which is spreading anyway.
1nounkudosCredit and praise for an achievement.
“Kudos to the team for finishing the project a week early.”
kudos is a praise.
Greek kydos means glory or renown. English took it as university slang in the nineteenth century.
Ancient Greek
κῦδος — praise, renown
English, today
kudos
Ancient Greek κῦδος (“praise, renown”).
Etymology from Wiktionary, CC BY-SA