ok. from dictionary.com:
Looser
loose (ls)
adj. loos·er, loos·est
Not fastened, restrained, or contained: loose bricks.
Not taut, fixed, or rigid: a loose anchor line; a loose chair leg.
Free from confinement or imprisonment; unfettered: criminals loose in the neighborhood; dogs that are loose on the streets.
Not tight-fitting or tightly fitted: loose shoes.
Not bound, bundled, stapled, or gathered together: loose papers.
Not compact or dense in arrangement or structure: loose gravel.
Lacking a sense of restraint or responsibility; idle: loose talk.
Not formal; relaxed: a loose atmosphere at the club.
Lacking conventional moral restraint in sexual behavior.
Not literal or exact: a loose translation.
Characterized by a free movement of fluids in the body: a loose cough; loose bowels.
Loser
los·er (lzr)
n.
One that fails to win: the losers of the game.
One who takes loss in a specified way: a graceful loser; a poor loser.
One that fails consistently, especially a person with bad luck or poor skills: “losers at home seeking wealth and glory in undeveloped countries” (Arthur M. Schlesinger, Jr.).
One that is bad in quality: That book is a real loser.