chugger
noun [ C ] informal disapproving uk/ˈtʃʌɡ.ər/ us/ˈtʃʌɡ.ɚ/
（在街上请求行人为慈善机构捐款的）慈善募捐者
someone who stands on the street and asks people who are walking past to give money regularly to a charity
chugging
noun [ U ] uk/ˈtʃʌɡ.ɪŋ/ us/ˈtʃʌɡ.ɪŋ/
游说募捐（的工作）
the job or activity of being a chugger