Calling someone a Big Smelly is a very rude insult and can be easily used to bully someone. It can often be used without context.
Person 1: I really liked this movie

Person 2: you're a Big Smelly
by Kapro October 14, 2019
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A person holding a prestigious position in a skill or trade who often looks down on colleagues of a lesser position within their own field.
by Kdogrock December 14, 2019
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McDonalds. Defined due to the inevitable need to defacate within a short time of finishing a meal at the restaurant.
"As everything else was closed, I had to go to big brown smelly poonalds for dinner"
by Richard and Darrel Greaney January 18, 2004
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The clue's in the name...
Said when someone/thing gets you really, REALLY irate. And any other words can be included, preferably as foul as possible.
Claire - Have you handed in that assignment yet?
Emma - aaaaghghghghh big, hairy, smelly, sticky, slimy donkey bollocks!!!
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One day, with a spilitting headache and a 9am lecture, this wonderful phrase came to life.
yelling it just feels so right...
Meaning: its fairly obvious one would have thought
thinking back on a disastrous night out with wayyyyyy too much lambrini (you can tell we're students)you hear the early morning yell "Big, hairy, smelly, sticky, slimy, wrinkled, moist DONKEY BOLLOCKS!"
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