Definition of "chug"
chug1
/t͡ʃʌɡ/
verb
third-person singular simple present chugs, present participle chugging, simple past and past participle chugged
chug3
/t͡ʃʌɡ/
verb
third-person singular simple present chugs, present participle chugging, simple past and past participle chugged
(transitive, UK slang, derogatory) To solicit charitable donations on the street, particularly in a persistent manner.