Uthman (Arabic: عثمان; Transliteration: Othman, Osman, Usman, Ozman) is a male Arabic given name meaning "the chosen one amongst the tribe of brave and noble people", "honest", "caring", "sincere", "genuine", and "attractive".
Also:
The male name Othman \o-th-
man\ is of Old German origin, and its meaning is "wealthy man"
Othman I - the conqueror of Turkey who founded the Ottoman Empire and the Ottoman dynasty that ruled Turkey after the 13th century; conquered most of Asia Minor and assumed the title of emir in 1299 (1259-1326)
When your friend says he will show up at the party and basically never shows up. He then proceeds to cancel the plan last minute cold bloodedly with no apparent guilt.
In contrast, pulling half othman is when your friend only shows up towards the end of the party.
R: Hey there is a party tomorrow you coming?
O: Sure, why not!? Sound so fun!
-> Day of the party R: Can't wait for our party! Gonna be so much fun!
O: Oh, BTW I ain't coming.
R: Bro... Don't be pulling full othman on me again........