verb
-ries; -ried; -rying
to think about problems or fears :to feel or show fear and concern because you think that something bad has happened or could happen [no obj]
+ that
[+ obj] :to make (someone) anxious or upset :to cause (someone) to worry
not to worry
informal - used to say that there is no cause for concern or worry
worry at
[phrasal verb]
worry at (something) chiefly Brit
to pull, twist, or bite (something) repeatedly
to try to solve (a problem) by thinking about it for a long time
noun
plural -ries
[noncount] :a feeling of concern about something bad that might happen :the state or condition of worrying about something :anxiety
[count] :a problem or concern :something that causes you to be worried
no worries
chiefly Australia + Brit informal - used to say that there is no reason to worry