Back
English Dictionary
Learn English
Learn grammar
List of words
Study your cards
Hang On, Man!
Audio Books
More apps
SPONSORED LINKS
Recent searches
gasps
save
intensity level
SPONSORED LINKS
SPONSORED LINKS
superintendent
absorption unit
abound in
unpaid worker
refute
furthermore
like
Hide translation
1st-class mail
1st-class mail
/fɜrst klæs meɪl/
noun
Mail that includes letters and postcards and packages sealed against inspection
(
1st class
,
1st-class mail
,
first class
,
first-class mail
)
mail that includes letters and postcards and packages sealed against inspection
Back
Next
Language