You could use a dildo with a man in a few ways, two such ways are:
Chastity
yes like an didlo
However you want, although it is mainly thrust in and out of a vagina, a butt, or a mouth
you have sex with it
No. No one can.
get a battery operated toothbrush
no a vibrator vibrates. A vibrator is more recommended.
a coffin
Use the Man was created in 1996.
He insulted me; I will fight him man to man.
Well, of course there is nothing stopping him except his own will. In terms of relationship, one might consider it wise to tactfully bring it up with a spouse or girlfriend. The significant other might even find it attractive, and a world of exciting possibilities can arise. Pegging for example is very enjoyable. Your partner can don you favorite dildo with a strap-on, and have orgasmic sex as she entrates you.
The man who makes a casket does not need it; the man who buys a casket does not use it; the man who uses a casket does not know he does.