chassé

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A ballet movement consisting of one or more quick gliding steps with the same foot always leading.
• intransitive verb To perform this movement.

from The Century Dictionary.

• In dancing, to execute a step or gliding motion (known as the chassé) in which one foot is kept in advance of the other.
• To move or make one's way with gliding steps, as across a crowded room: as, before long he chasséd up to me.
• To cause to chassé toward the door; dismiss.
• noun In dancing, a step or gliding motion in which one foot is kept in advance of the other.

from the GNU version of the Collaborative International Dictionary of English.

• noun A movement in dancing, as across or to the right or left.
• intransitive verb (Dancing) To make the movement called chassé.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun dance A gliding movement in dance (especially ballet) with the same foot always leading.
• verb intransitive To perform this step.