To Really Like, Love, To Love, Like A Lot, To Like A Lot, Like Very Much, To Like Very Much
Noun and な adjective
だいすき
かれしが前がみをいじる仕草が大好きです。
I love my boyfriend's habit of fidgeting with his bangs.
なんだかんだ言っても、フグはワニカニのことが大好きなんですよ。
No matter what he says, Fugu still likes WaniKani a lot.
天然ボケで、一緒にいていつも楽しいなって思うんだ。俺、お前のこと大好きだよ。
You’re kind of goofy and that makes you fun to hang out with. I really like you.
You've hopefully seen 好き by now, which is "to like." So, what happens when you have a 大 (big) like? You really like something.
The reading comes from 好き which you've hopefully seen. Then, 大 is the reading you learned with the kanji.