1 definition by lonelephant

what you say to indicate the heartburn/heart dropping feeling when someone says or does something that makes you plummet to the bottom, emotionally.

said when you are rejected, or hurt emotionally such as "ouch" "rude"
Ashley: "Do you want to go on a date?"
Jack: "I'm sorry but I never saw you in that way."
Ashley: "kaboom"
by lonelephant December 11, 2016
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