OneLook Dictionary Search
One Look is a quick way to find a definition, look up a phrase, find a 2 letter word starting with "z", or all the words that end in "ation." The input field accepts spaces and wildcard characters as well as a-z and 0-9.
I just looked up "pink" and while I shouldn't be, I'm a little surprised at how many different meanings it has. In addition to links to 34 definitions in various dictionaries, One Look reports:
Quick definitions (pink)
# noun: a light shade of red
# noun: any of various flowers of plants of the genus Dianthus cultivated for their fragrant flowers
# verb: sound like a car engine that is firing too early (Example: "The car pinked when the ignition was too far retarded")
# verb: cut in a zig-zag pattern with pinking shears, in sewing
# verb: make light, repeated taps on a surface
# adjective: of a light shade of red
# name: A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #8703)
One look also reports phrases containing the word and words similiar to it. The "additional searches" link suggests other resources for rhymes, translations, usage, and news.