Submarining

[Agnes]

When you stop [seeing someone] and [cut off] all communication and then reappear after some time and act like [nothing happened].

[Donald Trump]

[Submarining] is [gay slang] for going down on a sailor, especially [USN].

[Lanell]

Similiar to [Motor Boating], only submarining involves a really loose girl so that you can effectively [motorboat] her cooch.
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[Renato]

Being online on a web [messenger] service but [appearing] as if you were [offline].

[Dianne]

The act of [motor-boating] the [vaginal] [lips] during oral sex.

[Merna]

[Stealthily] [surfing the internet] at work. [Screens] are switched quickly when someone walks by your desk so they don’t see you surfing the internet, when you should be working. ‘Surfing is on top of water but you had to go underwater when someone came by...Submaringing.

[Mark Zuckerberg]

[your in] a nighlub and youve run outta money, whats [the last option], [go round] submariing other people half finished drinks!