(noun) an offhand term or casual reference for sleep. Usually used in the pejorative sense, suggesting sleep that will be nonexistent or minimal at best for the speaker.
Sleep, schmeep -- I don't have time to rest with the 50 projects due tomorrow.
by zoobarg November 19, 2003
The goofy grin you get on your face when talking to/of the one you like/love.
They all knew she was texting her boyfriend under the table while playing Apples to Apples when they saw she was schmeeping.
by Ameliantha November 27, 2010