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An LFO (Low Frequency Oscillator) provides repeating waveforms (usually between .1 and 250Hz) that may be used for control and timing in voltage-controlled modular synthesizer applications. LFO's are generally used to create slow modulations such as vibrato and tremelo in electronic music equipment. see also moog
I'm trying to patch the LFO through the modulation bus and into filter bank but I don't have enough 1/4" cable!
LFO by player March 23, 2004
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LFO (Low Frequency Oscillation) is an effect in music production hardware & software which limits the amount of output of a bass, synth, etc at a desired speed which produces a wavy-like sound.

Definition for wider audience:

IT MAKEZ YOAR BEETZ GO WOMP WOMP WOMP
Since I started using the LFO effect in Reason 5 my beats now go WOMP WOMP WOMP
LFO by dopelesshopefiend March 13, 2011
Related Words
LFO Lfons LfoX lfod LFODB Lfol LFOR Lforçage LforLuke2004 get lfo'd
"lol fuck off" a saying used when someone is pissing you off.
"You're an idiot Gary"

Gary- "lfo"
LFO by Amazza24 May 29, 2016
A electronic and techno music group. The name is based on the Low-Frequency Oscilator that they use in their music. The group formerly consisted of Gez Varley and Mark Bell, but now it is just Mark Bell.
LFO's last album was in 2003. I really wish they made another.
LFO by tehFatMan June 5, 2011
One of the worst boybands I've ever seen and heard. No longer exists.
LFO member: I like girls that wear Abercrombie and Fitch.
Fag: I'm a girl! I wear Abercrombie and Fitch! Do you love me?
LFO members: Oh no. Our cover's blown.
(They then run away like girls)
LFO by Chubod December 14, 2003
And I like girls who chew Copenhagen and SPIT! *Dry heaves, Loogie snorts, and spits*
Use this on someone who loves the LFO group.
LFO by frodaddy February 23, 2005
Used to humorously describe getting sick from Chinese food or to nickname someone who got sick from Chinese food.

In reference to lyrics of pop band LFO’s 1999 song ‘Summer Girls’, which include,
Chinese food makes me sick.” It’s funny once you have described it, and because it’s so niche.
“No, I don’t wanna go eat there again. Last time I did I LFO’ed”
LFO by Sudokuloser July 12, 2025