From WordNet (r) 3.0 (2006) [wn]:
manly
adv 1: in a manful manner; with qualities thought to befit a
man; "having said her say Peggy manfully shouldered her
burden and prepared to break up yet another home" [syn:
manfully, manly] [ant: unmanfully, unmanly]
adj 1: possessing qualities befitting a man [syn: manly,
manful, manlike] [ant: unmanful, unmanlike,
unmanly]
2: characteristic of a man; "a deep male voice"; "manly sports"
[syn: male, manful, manlike, manly, virile]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
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.
[1913 Webster]
Let's briefly put on manly readiness. --Shak.
[1913 Webster]
Serene and manly, hardened to sustain
The load of life. --Dryden.
[1913 Webster]
Syn: Bold; daring; brave; courageous; firm; undaunted; hardy;
dignified; stately.
[1913 Webster]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Manly \Man"ly\, adv.
In a manly manner; with the courage and fortitude of a manly
man; as, to act manly.
[1913 Webster]