Noun. The act of anal coitus while flailing on a stimulant (s), especially crystal meth.
"we got some good shit and had flanal for 3 days straight".
by Cluecille November 16, 2021
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A flaccid penis penetrating a butthole, either purposefully or accidentally.
When the train stops suddenly and you land in that old man's lap. #flanal.
by rudecatmeow November 27, 2016
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not floral
my reaction to the rabie shot was flanal in silent ways
by John Doe, Jr. Jr. December 31, 2009
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