When someone spends too much time in a shower, bath or swimming pool and ends up with soft, wrinkled skin. This then leads to the person looking like a Prune, hence the term.
Person 1: Man, that was a well deserved bath! Person 2: I can tell - you're Pruning all over!
By Grbel08
To trim branches or twigs off a tree or plant
Swing Ricky, swing! your a monkey and your pruning the tree! Your a monkey pruning!
By Chris Graham
To pout ones lip in a photo by saying "prune juice". Made popular by the Olsen Twins.
She's pruning in that picture.
By Miss Kitty Kat
to seek out old men who have balls so old that they look like prunes
she's going out pruning tonight
By poopyhead
when the old people do the oldest version of the nasty
i walked in on them pruning
By amazon prime and sexy time