'What Was That' is a standout track from Dinosaur Jr.'s 1993 album, 'Where You Been'. This album marked a significant moment in the band's history as it was their first release after a brief hiatus and the departure of bassist Lou Barlow, who would go on to form the influential band Sebadoh. The song exemplifies the band's signature sound, characterized by J Mascis's heavy guitar riffs, layered with melodic hooks and a distinctive lo-fi aesthetic. The track fits seamlessly within the broader context of the early '90s alternative rock scene, which was heavily influenced by the grunge movement and the burgeoning indie rock landscape. 'Where You Been' received a warm reception and helped re-establish Dinosaur Jr. as a key player in the genre, showcasing their ability to blend heavy instrumentation with introspective lyrics.
Lyrically, 'What Was That' delves into themes of confusion, longing, and the complexities of personal relationships. The song opens with a reflective tone, as Mascis sings, "What was that? I don't know," immediately setting a mood of uncertainty. The lyrics convey a sense of searching for clarity amidst emotional turmoil, effectively capturing the feeling of being lost in one’s thoughts and the struggle to communicate feelings. The chorus emphasizes this confusion, echoing a universal sentiment of wanting to understand the fleeting moments in life that often slip away unnoticed. The song's introspective nature resonates with listeners, as it encapsulates the struggles of identity and connection.
Upon its release, 'What Was That' received positive reviews from critics, who praised the band for their ability to craft emotionally resonant music that still felt raw and powerful. The track, along with the rest of 'Where You Been', helped solidify Dinosaur Jr.'s legacy in the indie rock canon, influencing a generation of musicians who would follow. Over the years, the song has been embraced as a classic, often cited for its blend of melancholy and cathartic release. Its enduring appeal can be attributed to Mascis's unique songwriting style, which combines heavy guitar work with deeply personal lyrics, ensuring that 'What Was That' remains a touchstone for fans and a significant entry in the band's discography.