From Longman Dictionary of Contemporary Englishpack a (hard/hefty/strong etc) punchpack a (hard/hefty/strong etc) punch (also pack a wallop) informalEFFECTIVE to have a very strong or impressive effect The Spanish wine, with the flavour of honey, packed quite a punch. → pack
Examples from the Corpus
pack a (hard/hefty/strong etc) punch• At last - takeaway sandwiches with flavour that packs a punch!• For the first time in a long time, an Eddie Murphy movie packs a punch.• The paper is light; it doesn't pack a punch.• A wave 10 feet high and 500 feet long can pack a punch of 400,000 pounds per linear foot of its crest.• Anne Packer packed a punch with Baked Beans. 