Overpower \O`ver*pow"er\, v. t. [imp. & p. p. Overpowered; p. pr. & vb. n. Overpowering.]

To excel or exceed in power; to cause to yield by superior power; to vanquish; to subdue; as, the light overpowers the eyes. "And overpower'd that gallant few." --Wordsworth. [1913 Webster]

Syn: To overbear; overcome; vanquish; defeat; crush; overwhelm; overthrow; rout; conquer; subdue. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

overpowered \overpowered\ adj.

1. rendered powerless especially by an excessive amount or profusion of something.

Syn: overcome, overwhelmed, swamped, engulfed. [WordNet 1.5]

2. Having more than the required power; as, an overpowered hot rod. [Colloq.]

[PJC]

Source: The Collaborative International Dictionary of English v.0.48
 

46 Moby Thesaurus words for "overpowered": all up with, beat, beaten, bested, confounded, defeated, discomfited, done for, done in, down, fallen, fixed, floored, hors de combat, lambasted, lathered, licked, on the skids, outdone, overborne, overcome, overexcited, overmastered, overmatched, overridden, overthrown, overturned, overwhelmed, overwrought, panicked, put to rout, routed, ruined, scattered, settled, silenced, skinned, skinned alive, stampeded, trimmed, trounced, undone, upset, whelmed, whipped, worsted

Source: Moby Thesaurus II by Grady Ward, 1.0
 

overpowered adj : rendered powerless especially by an excessive amount or profusion of something; "a desk flooded with applications"; "felt inundated with work"; "too much overcome to notice"; "a man engulfed by fear"; "swamped by work" [syn: flooded, inundated, overcome, overwhelmed, swamped, engulfed]

Source: WordNet (r) 2.0
 

Overpower \O`ver*pow"er\, v. t. [imp. & p. p. Overpowered; p. pr. & vb. n. Overpowering.]

To excel or exceed in power; to cause to yield; to vanquish; to subdue; as, the light overpowers the eyes. ``And overpower'd that gallant few.'' --Wordsworth.

Syn: To overbear; overcome; vanquish; defeat; crush; overwhelm; overthrow; rout; conquer; subdue.

Source: Webster's Revised Unabridged Dictionary (1913)