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Someone who failed to take advantage of a good opportunity.
I could have hooked up with her but now she's with him. Man, I totally missed the boat on that one.
by Penemue October 16, 2005
When a person or entity that was doing things good and enjoyed a good record out of it, all of a sudden does something really bad.
Did you see that new digital camera model? Nikon missed the boat on this one!
by Matu August 17, 2004