/ Dictionary / Index O Oulu: Meaning and Definition of Find definitions for: Ou•lu Pronunciation: (ō'l, ou'- Fin. ō'l&oobreve), [key] — n. a city in W Finland, on the Gulf of Bothnia. 94,680. a river in central Finland, flowing NE to the Gulf of Bothnia. ab. 65 mi. (105 km) long. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Oujda ounce Related Content Daily Word Quiz: ablution Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language