Pronounced nukie bukin. When someone is kissing some major ass (esp. on the telephone)with a date or potential date. If you here the word "baby" more than twice in one conversation, they are guilty of nookie bookin.
Tell John to quit nookie bookin on the phone and get back to work.
I saw you the other day in the mall talking to that girl at Macy's. You were definitely nookie bookin hoping to get her digits.
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