The Collaborative International Dictionary of English v.0.48:
Outbalance \Out*bal"ance\, v. t. To outweight; to exceed in weight or effect. [1913 Webster] Let dull Ajax bear away my right When all his days outbalance this one night. --Dryden. [1913 Webster]WordNet (r) 3.0 (2006):
outbalance v 1: weigh more heavily; "these considerations outweigh our wishes" [syn: preponderate, outweigh, overbalance, outbalance]