- first-rate, excellent, very good.
More About slap-up
Position in the dictionary: 3208 of 4022 slang words.Next words in the dictionary: slasher, slashers, slate, slavey, slawmineyeux, sleepless-hats, slender, slewed, slick, sling
Previous words in the dictionary: slap-dash, slap-bang-shops, slap-bang, slap, slantingdicular, slangy, slang-whanger, slang, slammock, slam