to replenish one's energy, resources, etc. (from the notion of recharging a battery)

when you're hungover as shit after a spending a night drunk as a skunk

When you masturbate to completion during a Bubble Session.

To smoke another bowl or joint when coming down off a high to regain the initial level of high.

When you've wanked for a extended period of time and you need to recharge your fluids.

a word used to define when a person is acting foolish and need to "recharge" their mind, similar to a battery. when batteries are about to die they need to recharge so they can work sufficiently. thus recharge is related toward your mind in that you need to stop being so stupid and think again.

to improve ones state of satisfaction. To get drunk, jacked up, or take a nap.

Can also be used as a noun. Pass me that recharge, aka beer.