keep up with somebody phrasal verb (see also keep)
to write to, telephone, or meet a friend regularly, so that you do not forget each other

[TahlilGaran] Dictionary of Contemporary English ▲

keep up with
keep up (with (someone/something))
1.
to stay level or equal with someone or something.
I'm too old or too tired and I just can't keep up.

The little boy tried very hard to keep up with his older brother's accomplishments.

2.
to move as quickly as someone else.
I have short legs, and I almost had to run to keep up.

[TahlilGaran] English Idioms Dictionary ▲

keep up with something
keep up (with (someone/something))
1.
to stay level or equal with someone or something.
I'm too old or too tired and I just can't keep up.

The little boy tried very hard to keep up with his older brother's accomplishments.

2.
to move as quickly as someone else.
I have short legs, and I almost had to run to keep up.

[TahlilGaran] English Idioms Dictionary ▲

keep up with
• keep up with (someone or something)
go at the same speed as a person or thing, maintain the same rate of progress
I can't keep up with the rest of the class.

[TahlilGaran] English Idioms Dictionary ▲

keep up with something
• keep up with (someone or something)
go at the same speed as a person or thing, maintain the same rate of progress
I can't keep up with the rest of the class.

[TahlilGaran] English Idioms Dictionary ▲

keep up with
See: KEEP STEP WITH, KEEP ABREAST OF.

[TahlilGaran] English Idioms Dictionary ▲