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1. Vomiting, or being within seconds of doing so.

2. Of a place, uncomfortably busy.
"The dancefloor was heaving, but some guy started heaving and a space opened up."
by marcata August 13, 2003
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2
(Verb) - Loving, Living, or Gagging for someone/something to the extreme. Derived from the word "dry-heaving" refers to the next level after gagging.
Virginia, I am HEAVING over your Louboutins right now! You flaw-less bish!
by Miss Esty Dee January 02, 2017
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