1 C1 informal
An archaic or dialectal form of 'crumb up': to coat food with breadcrumbs, or to crowd something together.
"The old recipe said to crum up the fish before frying."
separable
crum up
C1 informal separable transitive
An archaic, dialectal, or rare variant of 'crumb up'; to coat with crumbs, or to crowd/cram together.
In plain English
A very old or unusual way of saying 'to cover with crumbs' or possibly 'to squeeze things together'.
What does "crum up" mean?
One main meaning — here's how to use it.
Usage tip
Extremely rare in modern English. Learners should avoid this form and use 'crumb up' or 'crumble up' instead. May appear in older texts.
Words that pair with "crum up"
Natural word combinations native speakers use most often.
food breadcrumbs
How to conjugate "crum up"
The five tense forms you'll use most often.
Base
crum up
I/you/we/they
3rd person
crums up
he/she/it
Past simple
crumed up
yesterday
Past participle
crumed up
have + pp
-ing form
cruming up
continuous
Hear "crum up" in the wild
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Other ways to say "crum up"
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