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sign of the cross
sign off
sign-off
sign on
sign out
sign-out
sign over
sign painting
sign up
signa.
signage
signal
signal box
signal generator
signal-to-noise ratio
signal tower
signalize
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transitive and intransitive verb 
Definition:
 
1. agree to participate: to agree to participate in something, or get somebody to agree to participate in something, especially by way of a signature
2. enlist: to enlist for military service, or enlist somebody for military service
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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