A large penis that has been inserted into an anus, so deep and for such a long a period of time, that the penis is partially digested.
Wow, Shaq was ponding that girl for so long in the ass that his dick became a ulus.
Someplace NOWHERE near civilisation. Seriously.
girl: SHIT SHIT SHIT i'm lost!
guy: WHY did we have to come to this ulu cave in the middle of the jungle in the first place!?
girl: well, i thought it would've been romantic...
Acronym: University of London Union.
Main building situated next to UCL (University College London), down by Euston there:
University of London Union, Malet Street, London WC1E 7HY
ULU is awesome! No, hang on, its not.
Look, theres ULU!
A man who has a large penis.
Hey, it looks like he has a large penis. He is an Ulus.
1). Ulu means 'OWL' in the language Urdu.
2). Ulu (Owl) which is a bird that wakes up in night is a symbol of smartness.
3). In South Asian countries, ulu (owl) is mostly referred to somebody idiot or foolish.
You are ulu (fool).