dig into
phrasal verb
dug into;
digging into;
digs into
Definition of dig into
1
: to mix (something) into (soil) by digging
dig the compost into the soil
2
informal
: to begin eating (something)
The family was digging into a delicious meal. They dug into their steaks.
3
somewhat informal
: to try to learn or uncover information by studying (something)
The detectives dug into his past and learned that he had once lived in another country.
4
: to push against (a body part) in a sharp and painful way
The bed's springs are digging into my back. Her fingernails dug into my hand.
5
: to push (something) into (a body part) in a sharp and painful way
She dug her fingernails into my hand. He dug his elbow into my ribs.