Verb: kick in
- Enter a particular state
"After a few moments, the effects of the drug kicked in";
- set in
- Provide a part of a whole amount; give towards some cause
"Everyone kicked in $20 for the gift";
- contribute, give, chip in [informal]
- Open violently
"kick in the doors";
- kick down
Derived forms: kicking in, kicked in, kicks in
See also: kick