in the tank
phrase
variants
or into the tank
: in or into a decline or slump
the sullen student's grades went into the tank
Cite this Entry
“In the tank.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/in%20the%20tank. Accessed 22 Dec. 2025.
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Merriam-Webster unabridged
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