- To be carried along by currents of air or water: a balloon drifting eastward; as the wreckage drifted toward shore. (verb-intransitive)
- To proceed or move unhurriedly and smoothly: drifting among the party guests. (verb-intransitive)
- To move leisurely or sporadically from place to place, especially without purpose or regular employment: a day laborer, drifting from town to town. (verb-intransitive)
- To wander from a set course or point of attention; stray. (verb-intransitive)
- To vary from or oscillate randomly about a fixed setting, position, or mode of operation. (verb-intransitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.