fuss ‧ pot /ˈfʌsˌpɒt $ -ˌpɑːt/ BrE AmE British English , fuss‧bud‧get /ˈfʌsˌbʌdʒət, ˈfʌsˌbʌdʒɪt/ American English old-fashioned noun [countable] informal
someone who worries about unimportant things
fuss ‧ pot /ˈfʌsˌpɒt $ -ˌpɑːt/ BrE AmE British English , fuss‧bud‧get /ˈfʌsˌbʌdʒət, ˈfʌsˌbʌdʒɪt/ American English old-fashioned noun [countable] informal
someone who worries about unimportant things
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012