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Die in an accident (especially a plane or boat crash) or be killed. From pilot slang, "gravity can ruin your whole day".
One tactical nuke can ruin your whole day.

Poor guy. He was trying to climb over a mountain pass when his engine quit. Didn't have enough altitude to make the turn. Ruined his whole day.
by s%mebody October 05, 2012
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May 13 Word of the Day
lil mad is like big mad but the opposite, you mad but not mad to the extent of pullin somthin
"look im sorry i ate your food"
"is cool im just lil mad"
by lilbabiey November 30, 2018
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