American Heritage Dictionary
(4)
Century Dictionary
(3)
GNU Webster's 1913
(1)
WordNet
(3)
Elsewhere on the web
Is this intentional to avoid breakage, and if so, isn't it a little more aggressive at this task than need be?— Rebelscum.com
The long shock leader is necessary to protect against line-breakage from that abrasive bill and tail.
And then out of the $1.9 million breakage, you said that $800,000 of it was from prior to— Retail Sector and Stocks Analysis from Seeking Alpha
She needs to get acquainted with the term "breakage" and embrace the idea of short hair.— EW.com: Today's Latest Headlines

Century Dictionary (1)
Bubble size: how much this word was used in a year
Bubble height: used more or less than expected, vs. all uses evenly distributed
You can expect to see this word several times a year.