A foolish or simple-minded young man (often used jokingly or as a nickname)

A young man or lad, often used by elders for the younger generation or teachers for students; can also be used derogatorily to mean an inexperienced greenhorn or naive youth

young lad; small boy; a term of endearment for a little child

A rash or impulsive young person; a bungler who acts without thinking.

a young hooligan or foolish person who acts without thinking; also used as a teasing or derogatory address (e.g., "You stupid boy!")

a man of short stature; shorty

(colloquial) poor guy; a man or boy with very little money; sometimes used as a mocking way to refer to a poor person

(colloquial) the youngest son in a family

young rascal; brat; (colloquial) bum or tramp; often used as a mock-insult for a young man

a girl whose behavior, clothing, or appearance is like a boy's

a naughty or wild young boy; a boorish or uncouth man

a male teenager or adolescent boy

(colloquial) A young fellow or lad; often used playfully or mockingly to refer to someone as a smart or wise guy.