The most common and most likely answer to this crossword clue is the 7 letter word PATRIOT
I've seen this crossword clue in The Times
P
A
T
R
I
O
T
More clues leading to the result PATRIOT
- Nationalist group getting in touch
- Country fan’s simplistic rubbish drawing one in
- Group punching glib country fan
- Nationalist conveniently put on dazzling display
- Country-lover is a soft touch about 3
- A few singers in touch with flag- waver
- Lover of country dance style reeling at wild party…
- Disturbance makes state chamber musicians tense
- Loyalist Irishman leading civil disobedience
- Country lover‘s pet’s disorder
Buddy explains!

The straight part
We know that "Nationalist" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case nationalist = patriot.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does PATRIOT mean?
PATRIOT noun- A person who loves and zealously supports and defends their country.
- A fellow countryman, a compatriot.