(v.) To do some home improvement or repair yourself that normally whatshisname (your ex) or a handyman would do, except you're divorced, which is why you're too cheap to call a handyman. To DIY.
I couldn't home-depot my way out of that one, so I had to call Roto-Rooter and put it on Visa.
What your significant other is doing while your at work. Using your house to run a train on herself, probably with your buddies.
"That guy really pisses me off. "That's ok when he's gone his wife runs a home-depot and everybody rides it."