also: ありがとうさん
expression
thanks; thank you; thanks a lot
Casual, warm expression of gratitude, often used among friends, family, or in informal settings. Combines ありがとう with the familiar suffix さん, giving it a friendly, slightly old-fashioned or regional feel.
See also: 有り難う (ありがとう) · さん
おばあちゃんがおやつをくれて、「ありがとさん」と言った。
Grandma gave me a snack and I said, 'Thanks a lot!'
手伝ってくれてありがとさん。
Thanks for helping me out.