bluetop
bluetop · bluetops
A stake or other marker set into the subgrade to indicate the desired grade elevationA stake or other marker set into the subgrade to indicate the desired grade elevation.
Dictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.