Blowjob;
Something very unusual, unlikely to happen, usually hilarious;
Used as an adjetive for things: Something which is very
bad at its purpose; whether it is good or bad depends entirely on the context;
Applied to
people: Someone who is very good at something, or it's just very
funny;
Mamadas (Plural of mamada): Bullshit.
Qué mamada! (That can't be!)
Es
una mamada! (That
thing is
useless/ He or she is great, or hilarious)
Son mamadas! (That's bullshit!)