exclamation US [informal] - an expression of modesty, embarrassment, disappointment, regret or annoyance"You played brilliantly in the concert." "Aw, shucks, do you honestly think so?""Randy likes you a lot, you know." "Shucks, does he really?"Shucks, I wish I could have gone to the party with Martha.See also aw-shucks.
SHUCKS
Meaning of SHUCKS in English
Cambridge English vocab. Кембриджский английский словарь. 2012