Fetching details from the dictionary...

to wrap up (in); to envelop; to roll up in
「包む」 has another reading with different meanings.
赤ちゃんを毛布で包んだ。
I wrapped the baby in a blanket.
おにぎりを紙に包んで持って行く。
I'll wrap the rice ball in paper and take it.
プレゼントを綺麗に包んでね。
Please wrap the present nicely.