less common spelling of reinforce
1
: to strengthen by additional assistance, material, or support : make stronger or more pronounced
- reinforce levees
- reinforce the elbows of a jacket
- reinforce ideas
2
: to strengthen or increase by fresh additions
- reinforce our troops
- were reinforcing their pitching staff
3
: to stimulate (a subject, such as an experimental animal) by reinforcement (see reinforcement 3);
also
: to encourage (a response) by reinforcement
: to seek or get reinforcements
