Heavy petting

[Rihanna]

foreplay ranging from breast massage to masturbating ones partner, yet no coïtal contact.

[Becky]

The act of passionately groping a lover or potential lover. Usually (keep your fingers crossed) a precursor to sex.

[Jessica]

Rubbing and groping between individuals as part of non-penetrative sex or making out. Typically completed with clothes on, but there have been reported cases of naked heavy petting occurring in some regions.

[Justin Bieber]

Accidentally snapping someones neck while stroking their hair

[Mark Zuckerberg]

Heavy petting is a synonym of touchy feely fondling. Some examples of heavy petting are hand jobs, fingering and dry humping.

[Rihanna]

A term usually used in health classes to describe the act of mutual masturbation; i.e. playing with each others junk. This term has never before been used outside of such classes.

[Becky]

girl: ass and boobs felt up to having clit rubbed
guy: ass felt up to having penis rubbed through pants

[Tina]

Close to sex, but not exactly. Just oral, hand jobs, fingering, etc.

[Tina]

When things get out of hand at a Jenny Craig meeting.

[Little_Girl]

ummm im not to sure but i think its pretty much anything while the clothes are still on. Like foreplay but more pointless.

[Mark Zuckerberg]

an occasion when two people kiss, hold, and touch each other in a sexual way, but do not have sex