Top definition
The official greeting of the moon people, as defined by players of NASA's free online game Moonbase Alpha.

Commonly used a a greeting, proclamation of joy, or exclamation.

Pronounced "aye-yoo".
Astronaut 1: "aeiou?"
Astronaut 2: "AEIOU"
by OldManJenkins9 November 20, 2011
Get the merch
Get the aeiou neck gaiter and mug.
May 4 Word of the Day
A portmanteau of carpe diem, a Latin phrase that means “Seize the Day!” and DM, which stands for Direct Messages. This word means seizing the day via DMs.
Dude 1: Bro I just got Arnold Schwarzenegger’s number!
Dude 2: Carpe DM, bro, Carpe DM.
by LolWut098 December 30, 2020
Get the merch
Get the Carpe DM neck gaiter and mug.
2
The Vowels of the English alphabet and how did you not know this
A aeiou are the vowels of the alphabet
by incylix October 27, 2020
Get the mug
Get a aeiou mug for your brother James.
3
v o w e l s a r e n i c e
Astronaut 1: a e i o u a e i o u a e i o u a e i o u a e i o u a e i o u a e i o u a e i o u a e i o u
Astronaut 2: e y u i o a
Astronaut 1: I give up.
via giphy
by I LIKE CHEEEZE September 11, 2020
Get the merch
Get the a e i o u neck gaiter and mug.
4
(pron. AY-oo)

1. The standard set of vowels in the Latin alphabet.

2. An uncommon way of saying "Hey, you"
1. The vowels in the alphabet are A, E, I ,O, U and sometimes Y.

2.

GreenX: hey tober
Tober34: aeiou
by Sudomoodo June 05, 2011
Get the mug
Get a aeiou mug for your daughter Helena.
5
Welcome to vowels

Ayeeeeeee
Eeeeeeee
I
Owe
U
;)
AEIOU: are the Vowels and Ayeeeeeee, Eeeeeeee, I, Owe, you is just a weird way of remembering it ;)

Dude 1: hey! What are the vowels again?
Dude 2: let me put it this way
Ayeeeeeee
Eeeeeeee
I
Owe
U
by figiHoE April 20, 2019
Get the mug
Get a AEIOU mug for your cat Nathalie.
6
1: the word to say when you have nothing else to say
2: a saying when you owe someone money
3: when your so excited you scream AEIOU (pronounced ay-oo)
4: something you type when your bored
Man 1: aeiou...
Man 2: aeiou $20
Man 3: OMG AEIOU!!!!
Man 4: (types aeiou to see what comes up on google)
by Camer Londerin January 20, 2018
Get the mug
Get a aeiou mug for your cousin Helena.

Activity