The Collaborative International Dictionary of English v.0.48:

Manly \Man"ly\, a. [Compar. Manlier; superl. Manliest.] [Man
   + -ly. Cf. Manlike.]
   Having qualities becoming to a man; not childish or womanish;
   manlike, esp. brave, courageous, resolute, noble.
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         Let's briefly put on manly readiness.    --Shak.
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         Serene and manly, hardened to sustain
         The load of life.                        --Dryden.
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   Syn: Bold; daring; brave; courageous; firm; undaunted; hardy;
        dignified; stately.
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