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1. band practice
practice for band members that involves learning how to play and march better. these practices are to prepare band members for performances, concerts, and competitions.
I have band practice after school on Monday's, Tuesday's, and Thursday's from 3:30 - 6:00 PM.
2. band practice
An expression often used to get out of an awkward situation.

This is particularly popular the morning after a one night stand. Either to make your excuses to leave or to hint that the other party should be on their way.
I've gotta go, I have band practice.

I'd can't go out tonight. I've got band practice.

Last night was great, the boys are coming over soon for band practice.
3. band practice
A euphemism for sex
Will: Jeah, wanna go to band practice?

Jeah: Nahh, not with you
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