masturbational
masturbatory
onanistic
ring the devil's doorbell
ménage à moi
self-pleasure
five-knuckle shuffle
self-pleasing
solo sex
wankjob
onanism
self-rape
antimasturbation
self-love
self-gratification
play the skin flute
masticatory
jerk it
choke the chicken
fornicatory
solosexual
mass debate
masturbationism
overmasturbation
yank off
rubbing off
polish one's rocket
hand job
wank
jerking off
pa chew cheng
jacking off
flog the dolphin
diddle
autoeroticism
female masturbation
masturbationlike
autoerotism
frigging
hand shandy
fornicative
jerk off
one off the wrist
tosser
jerk-off
fapfest
intercoursal
wanker
polish the pearl
play the clitar