Top definition
A feeling of impending lunch
I have this omnominous feeling...
by Wulfson August 10, 2009
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May 3 Word of the Day
Internet persona(s) who happens to follow you and you happen to follow them back and maintain communication with and have a mutual liking for eachother whether it be friendship wise, etc. (Mutuals if more than one mutual)
Monica: Oh yay! I made a new mutual today because we started following & talking to eachother on twitter and we like eachother (so it seems).
by qtheresurrection March 25, 2015
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2
When something looks really really delicious, but gives you a vague sense of foreboding.
Wow Tom, that pound of McDonald's fries covered in cheese and gravy looks super omnominous!
by WOODEN April 04, 2014
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