swan
1. swan \'swa:n\ n or swans also swan [ME, fr. OE; akin to MHG swan, L sonus sound - more at SOUND pl often attrib M pl 1: any of various heavy-bodied long-necked mostly pure white aquatic birds (family Anatidae) related to but larger than the geese that walk awkwardly, fly strongly when once started, and are graceful swimmers 2: a person or thing suggesting a swan because of its grace, whiteness, or fabled power of melody when dying cap 3: the constellation Cygnus 2. swan vi or swanned; or swan.ning : wander idly : DALLY 3. swan vi or swanned; or swan.ning [perh. euphemism for swear] dial : DECLARE, SWEAR
Webster's English Dictionary