casual reply · polite: 그러게요 · 그러게 말이야 (strong agreement)
I know, right; tell me about it; yeah (casual agreement)
Example
그러게, 오늘 진짜 덥다.
I know, right? It's really hot today.
Word parts
From 그렇다 'to be so' + -게, used as a reply: 'it is so, indeed'.
Good to know
Casual 반말 for friends; add 요 to be polite. In another tone, 그러게 내가 뭐랬어 means 'See, what did I tell you?'
Related words