Real Dictionary

wow
exclamation: You can say ' wow' when you are very impressed, surprised, or pleased.

wow in American English 1
a remarkable, successful, exciting, etc. person or thing
to be a great success with; arouse enthusiasm in
used variously to express surprise, wonder, pleasure, pain, etc.
interjection: (an exclamation of surprise, wonder, pleasure, or the like)
noun: an extraordinary success
transitive verb: to gain an enthusiastic response from; thrill

wow in American English 2
a distortion in reproduced sound resulting from slow variations in the speed of the turntable, tape, etc. in either recording or playing
intransitive verb: to howl, wail, bark, whine, or mew
noun: a slow wavering of pitch in sound recording or reproducing equipment caused by uneven speed of the turntable or the tape

WOW in British English
abbreviation for: waiting on weather: used esp in the oil industry

wow in British English 1
exclamation: an exclamation of admiration, amazement, etc
noun: a person or thing that is amazingly successful, attractive, etc
verb: to arouse great enthusiasm in

wow in British English 2
noun: a slow variation or distortion in pitch that occurs at very low audio frequencies in sound-reproducing systems, such as a record player, usually due to variation in speed of the turntable, etc

WOW in the Oil and Gas Industry
abbreviation: WOW is used when an operation is stopped or delayed because of bad weather.