This is your 'kain-tayo-sa-labas' buddy, your 'chismis' partner in the office pantry, or the people you make small talk with at a party. It's anyone you mingle with. If you're an introvert, just thinking about having too many 'kahalubilo' can drain your social battery. The verb form, 'makihalubilo', is what your mom tells you to do at family reunions instead of just staring at your phone.