The term 'top-notch, slangily' can be expressed in two different ways. The first is 'PRIMO, ' which is a 5-letter word meaning excellent or first-rate. It is derived from the Latin word primus, meaning first. The second is 'dabomb, ' which is a 6-letter word meaning outstanding or excellent. It is derived from the phrase 'da bomb, ' which is an expression of approval or admiration. Both words are used to describe something that is of the highest quality.