We have 1 answer for the clue Tamper-resistant. See the results below.
- Like most mail
- S.W.A.K. part
- Signed and delivered go-between
- Shut up
- Part of S.W.A.K.
- Made airtight
- Ready for mailing, as an envelope
- Like diplomatic pouches
- "My lips are ___"
- Secured against leakage
Last Seen In:
- New York Times - March 01, 1998
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