from the GNU version of the Collaborative International Dictionary of English
- adv. In an abrupt manner; without giving notice, or without the usual forms; suddenly.
- adv. Precipitously.
from The Century Dictionary and Cyclopedia
- Brokenly; by breaking or being broken off suddenly: as, the path or the discourse ended abruptly.
- Precipitously, or with a very steep slope: as, the rocks rise abruptly from the water's edge.
- Suddenly, without giving notice, or without the usual forms: as, the minister left France abruptly.
- With an abrupt termination.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adv. quickly and without warning
abrupt + -ly (Wiktionary)