sub.

sub.

abbr.
1. subaltern
2.
a. suburb
b. suburban

sub.

abbreviation for
1. (Journalism & Publishing) subeditor
2. (Music, other) subito (in music)
3. subscription
4. substitute
References in periodicals archive ?
It doesn't take long for a kid to learn one form or another of the game Sink the Sub.
It's data like this that have administrators in these districts concerned: With teachers out of the classroom (for any reason) at least 8 percent of the time per year, that adds up to an entire year of a student's K-12 education spent with a sub.
A lot of folks are under the impression that anybody can be a sub.