A throw in judo in which the opponent is held on the back for 25 seconds(noun)
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Use "ippon" in a sentence
"All posts that i have labelled ippon of the week will come up."
"But Shinohara was heard telling Riner that both judokas should polish their skills so as to win by a perfect "ippon" and come back to fight each other at next year's world championships in Paris."
"After a first-round bye, she won her next two matches against Samantha Bleier (Colorado Springs) and LaQuinta Allen (Lauderdale Lakes, Fla.) by ippon (instant win)."