Weak is a generic adjective pertaining to a general state of feebleness, a lack of strength, durability, or vigor.
Music
- "Weak" (SWV song), a song by SWV
- "Weak" (Skunk Anansie song), a song by Skunk Anansie
- "Weak", a song by Westlife from Gravity
- "Weak" (Melanie C song), a song by Melanie C
Other
- Weak inflection
- "Weak" (Law & Order: Special Victims Unit), an episode of Law & Order: Special Victims Unit