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1.
A completely nonsexual act, usually performed by a male, towards a loved one or close family member. It is executed by placing one's mouth on another's body part, such as their arm, and making rapid suckling movements with the cheek. (Like a jackhammer)
Megan: Hey did you hear what my bu did on valentines day?

Jenny: Did he get you roses?

Megan: No

Jenny: Did he propose?

Megan: No. He jack sucked me on the beach!
by chiefwally January 04, 2011