The American Heritage® Dictionary of the English Language, 4th Edition
n. A metrical foot consisting of a stressed syllable followed by an unstressed syllable, as in season, or of a long syllable followed by a short syllable.
n. A metrical foot in verse consisting of a stressed syllable followed by an unstressed syllable.
the GNU version of the Collaborative International Dictionary of English
n. A foot of two syllables, the first long and the second short, as in the Latin word ante, or the first accented and the second unaccented, as in the English word motion; a choreus.
The Century Dictionary and Cyclopedia
n. In prosody, a foot of two syllables, the first long or accented and the second short or unaccented. The trochee of modern or accentual versification consists of an accented followed by an unaccented syllable.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a metrical unit with stressed-unstressed syllables
Word Usage
"But he calls a trochee, which occupies the same time as a choreus, [Greek: kordax], because its contracted and brief character is devoid of dignity."