[Sunday punch] n (1929) 1: a powerful or devastating blow; esp: a knockout punch
2: something capable of delivering a powerful or devastating blow to the opposition "saving his Sunday punch for the end of the campaign --Newsweek"
[Sunday punch] n (1929) 1: a powerful or devastating blow; esp: a knockout punch
2: something capable of delivering a powerful or devastating blow to the opposition "saving his Sunday punch for the end of the campaign --Newsweek"
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012