"Or Nah" is a song by American singer Ty Dolla Sign featuring American rapper Wiz Khalifa and American record producer DJ Mustard. Written alongside Lemmie Crockem and Mike Free (the latter of whom produced the song with DJ Mustard), the song was released by Atlantic Records on January 7, 2014, as the second single from the former's debut EP Beach House EP (2014). On June 10, 2014, the remix featuring Canadian singer-songwriter the Weeknd was released; three days later, its accompanying music video was released.
The song peaked at number 48 on the US Billboard Hot 100 chart and received septuple platinum certification by the Recording Industry Association of America (RIAA). On April 29, 2014, it impacted rhythmic contemporary radio in the United States. The song samples the signature "bed squeaking" from Trillville's 2004 single "Some Cut".