WordWeb Online

1. Enter a particular state
   "After a few moments, the effects of the drug kicked in"
   - set in
    
2. Provide a part of a whole amount; give towards some cause
   - contribute, give, chip in
    
3. Open violently
   "kick in the doors"
   - kick down

Derived forms: kicks in, kicked in, kicking in

See also: kick

Type of: begin, destroy, give, ruin, spifflicate, spiflicate, start