Sipsipin (en. To sip)

/sip-sip-in/

Slang Meanings

To ingratiate oneself deeply towards someone or something, often with a hint of sucking up or begging.
Just suck up to him so he favors you in the grades.
Sipsipin mo na lang siya para paboran ka sa mga grades.
To associate with someone for one's own benefit.
Just suck up to the boss, so your promotion will be easy.
Sipsipin mo na lang si boss, para madali ang promotion mo.