(humorous) Said of a person who habitually mislays things.

Everybody experiences some successes and some failures.

Said to describe a conflict in which someone has a particular advantage from the start.

Alternative form of what you lose on the swings you gain on the roundabouts

(UK) There are both gains and losses in life; you win some, you lose some.

One cannot change one's nature, no matter how much time passes.

Misspelling of loosest.

(archaic) second-person singular simple present form of lose