This is an old Tagalog word that Filipino students encounter mostly in literary texts from a hundred years ago.
mangilak
collect
mangilak
gather
It is a verb used to mean to solicit or collect, such as when collecting donations or contributions.
mangilak ng salapi
raise funds
MGA KAHULUGAN SA TAGALOG
mangilak: lumikom, mangalap, mangolekta
mangilap ng buwis sa lalawigan
Ako ay nátungkuláng mangilak ng ambágan.