Top definition
A mouse that you haven't given a name to yet.
A: Here's my pet mouse.
B: Aww, cute. What's its name?
A: Dunno yet.
B: Ah, an anonymouse.
by Tim XYZ November 09, 2003
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
2
An anonymous being of the rodent persuasion.
"There's an anonymouse behind my dresser"
"Are you sure?"
by Kenthar November 09, 2003
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
3
a word substition for anonymous because uneducated asses can't spell it right.
When u votehd for mee as teh uglyest persun in da clazz, whyy did yew check teh b0x taht saiz anonymouse?
by britt November 10, 2003
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
4
People (typically n00bs) who insist on posting anonymously to online communities, usually just to cheese non-anonymous people off.

The singular form is anonymouse.
#1: Dang, those anonymice are annoying.
#2: You said it.
by Jordie June 04, 2005
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
5
A mouse on a public computer. Wash your hands.
Doctor: "You seem to have diarrhea."
Patient: "Damn, must have been the anonymouse."
by diatrevolo November 09, 2003
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
6
Mice that live under cupboards and in the walls because they don't want anyone to know who they are. wait, don't all mice do that?
Antonym- Micky Mouse
by Domenique November 10, 2003
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug