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>
: to seek or get reinforcements
Seen and Heard
What made you want to look up reenforce? Please tell us where you read or heard it (including the quote, if possible).