Still, as confusing as they may be at first, there's always some correlation between the idiomatic expression and its actual meaning, so today, I'm going to share some Tagalog idiomatic expressions with you as well as some brief explanations of the rationale behind them.
Tagalog: Pagputi ng uwak / Pag-itim ng Tagak (literally, when the crow has turned white / when the stork has become black)
English Counterpart: When hell freezes over. / When pigs fly.
Meaning: Something that's very unlikely to happen.
Tagalog: Makati ang kamay (literally, hand is itchy)
English Counterpart: Sticky fingers
Meaning: Someone who is always itching to steal something
Tagalog: Makati ang paa (literally, foot is itchy)
English Counterpart: Someone afflicted with wanderlust
Meaning: Someone who's always itching to go somewhere else.
Tagalog: Matamis ang dila (tongue is sweet)
English Counterpart: sweet-talker
Meaning: Someone who'll tell you compliments that they don't mean just to get you to do what they want you to.
Tagalog: Manigas ka! (Stiffen up)
English Counterpart: Go die! / Drop dead! / Like hell, I will!
Meaning: There's no way I'm going to do that even if you dropped dead in front of me.
Tagalog: Itaga mo sa bato (literally; hack it on a rock)
English Counterpart: Mark my word. / Carved in stone
Meaning: Remember my words because I will make sure that they will become a reality.
Tagalog: Sumisipsip (sucking)
English Counterpart: Sucking up
Meaning: Trying to gain someone's favor by doing everything that might please them
Tagalog: Parang naghahanap ng karayom sa gitna ng dayami
That's it for the first batch. I'll be adding some more next time. For now, I hope you learned something new and of possible use in the future. (^_^)