That way will nicely return a list of lines that have at least one of the terms in them. A variant will return a list of terms that are found in at least one line: 
my @matches = grep { my $term = $_; grep{ $_=~/$term/}@lines } @terms;

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It's unclear from the description which of these (or something else) the OP wants.

In reply to Re^2: One line assigment statement with regex match by jZed
in thread One line assigment statement with regex match by ketema

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