look up anything, like your first name:
1. spacer
the screen that musicians use over the mic so it is clearer
yo dawg how much was your mic and spacer
by Vibez Jul 12, 2005 add a video
2. Spacer
A person who is prone to casual daydreaming, devil-may-care carelessness and forgetfulness. For most purposes, the word is synonymous with stoner.
'Gary forgot to bring those gauzes into uni AGAIN today.'
'Jesus, what a spacer!'
3. Spacer
Someone who is addicted to MySpace and all he/she talks about is MySpace. See MySpace whore.
Dude, you haven't showered in a week and you've been one MySpace forever. Stupid ass spacer.

some scene kid: OMG! I <3 MYSPACE! It's like crack!
Me: stfu you damn spacer. They aren't even really your friends
4. Spacer
One who is addicted to myspace.
"My friend cindy is a spacer, signing in numerous times a day."
5. spacer
A non-alcoholic drink consumed between alcoholic drinks, intended to limit intoxication. A "spacer" will often be disguised as an alcoholic drink.
Bartender: Another vanilla vodka with diet coke ma'am?

Girl: No no, I'm getting pretty drunk. I think I need a spacer.
6. Spacer
A person who is always on myspace.
John is a spacer for life, he's always on myspace some how. He even has a myspace app on his phone.
7. Spacer
A person who is prone to casual daydreaming, devil-may-care carelessness and forgetfulness. For most purposes, the word is synonymous with stoner
'Gary forgot to bring those gauzes into uni AGAIN today.'
'Jesus, what a spacer!'
rss and gcal