to freeload for food

(coll.) to mooch a meal

(esp. of a vehicle) to scrape against; to sideswipe

(coll.) to ride in sb else's car to save money

(coll.) to use sb else's Internet connection (with or without permission)

(coll.) to sit in on a class

to rub lightly

(literary) to encounter setbacks; to have bad luck

see 刮蹭[gua1 ceng4]

(coll.) (often derog.) to piggyback on (sb's) popularity

to cadge a meal

to cadge a meal

to dillydally

to dillydally