插杠子

插槓子
chāgàngzi
  1. (figurative, chiefly derogatory) to interfere; to interrupt; to cut in; to have a hand in at a wrong time
  2. to interfere; to interrupt; to cut in; to have a hand in at a wrong time

Wiktionary

Entry Composition

=1 插 chā
  1. to insert
  2. stick in
  3. pierce
  4. to take part in
  5. to interfere
  6. to interpose
=1 插 chā old variant of 插 chā
2 杠子 gàngzi
  1. thick bar
  2. solid carrying pole