: any of a breed of very small roundheaded dogs that occur in short-coated and long-coated varieties.See Chihuahua defined for English-language learners. See Chihuahua defined for kids. ADVERTISEMENT. any of a breed of very small roundheaded dogs that occur in short-coated and long-coated varieties. See Chihuahua defined for English-language learners. See Chihuahua defined for kids. ADVERTISEMENT.
3) Critically damped: [math]x(t) = (A + Bt)e^{- \gamma t}[/math] This is the optimally damped case, where the damping coefficient is just large enough to completely quell the oscillations, so the oscillator returns to zero in the least amount of time possible. 4) Overdamped: [math]x(t) = Ae^{- \gamma_{1}t} + Be^{- \gamma_{2}t}[/math]
Â· just now. Report Abuse. ROFL means roll on floor laughing and copter is a reference to a helicopter it has nothing to do with laughing, but it's just an extension of the word. /just like saying LOLasaurus lol-laughing out loud and like, stegasaurus... just now. Report Abuse. ROFL means roll on floor laughing and copter is a reference to a helicopter it has nothing to do with laughing, but it's just an extension of the word. /just like saying LOLasaurus lol-laughing out loud and like, stegasaurus...