American Heritage Dictionary
(1)
Century Dictionary
(1)
GNU Webster's 1913
WordNet
(2)
Elsewhere on the web
I love wasabi, and how on earth am I gonna eat sashimi without wasabi?!?!!!!— Giddy Tigers
For those who like spice, wasabi is a healthy sushi condiment.— AskMen.com - HOME PAGE
It's another twist in marketing efforts by Blue Diamond, which brought us wasabi-soy flavored nuts and other "bold" snacks a few years back.— The Hive - A community site of the Modesto Bee
The sushi chefs sliced up the lobster tail for us to eat, accompanying it with the typical wasabi (the real stuff!) and gari.— Sushi Day
You'll have an interesting war story to swap with future food adventurers and you won't be too weirded out to keep sampling Sake Bar Hagi's other culinary curiosities, including wasabi-flavored raw octopus, grilled quail eggs, and barbecued ginkgo nuts.— The Bwog

Bubble size: how much this word was used in a year
Bubble height: used more or less than expected, vs. all uses evenly distributed
You can expect to see this word a few times a year.