We found 2 dictionaries that define the word go by the boards:

Miscellaneous (1 matching dictionary)

1. go by the boards: Idioms

Tech (1 matching dictionary)

2. SeaTalk Dictionary of English Nautical Language (No longer online)

▸ Words similar to go by the boards ▸ Usage examples for go by the boards ▸ Idioms related to go by the boards ▸ Wikipedia articles (New!) ▸ Words that often appear near go by the boards ▸ Rhymes of go by the boards ▸ Invented words related to go by the boards