We found 2 dictionaries that define the word slopeways:

General (2 matching dictionaries)

1. slopeways: Merriam-Webster
2. slopeways: Wiktionary

Definitions from Wiktionary (slopeways) ▸ adverb:  Synonym of slopewise ▸ Words similar to slopeways ▸ Usage examples for slopeways ▸ Idioms related to slopeways ▸ Wikipedia articles (New!) ▸ Words that often appear near slopeways ▸ Rhymes of slopeways ▸ Invented words related to slopeways