Top Definition
Time-Memory Trade-Off
The purpose of MD5lookup is to prove that the concept of TMTO when applied to password cracking is more effective than old school brute forcing.
by davez222 October 11, 2006
Titter my tail off.

The newest, coolest way to say 'lmao'.
"Ian is so funny, he makes me tmto."
by Redwood1285 July 06, 2016
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