characterized by forceful and energetic action or activity; "a vigorous hiker"; "gave her skirt a vigorous shake"; "a vigorous campaign"; "a vigorous foreign policy"; "vigorous opposition to the war"
strong and active physically or mentally; "a vigorous old man who spent half of his day on horseback"- W.H.Hudson
having or showing great strength or force or intensity; "struck a mighty blow"; "the mighty logger Paul Bunyan"; "the pen is mightier than the sword"- Bulwer-Lytton
(Southern regional intensive) very; "the baby is mighty cute"; "he's mighty tired"; "it is powerful humid"; "that boy is powerful big now"; "they have a right nice place"
sturdy and strong in constitution or construction; enduring; "a rugged trapper who spent months in the wilderness"; "those that survive are stalwart rugged men"; "with a house full of boys you have to have rugged furniture"
very difficult; severely testing stamina or resolution; "a rugged competitive examination"; "the rugged conditions of frontier life"; "the competition was tough"; "it's a tough life"; "it was a tough job"
that which is below standard or expectations as of ethics or decency; "take the bad with the good"
feeling physical discomfort or pain (`tough' is occasionally used colloquially for `bad'); "my throat feels bad"; "she felt bad all over"; "he was feeling tough after a restless night"
(of foodstuffs) not in an edible or usable condition; "bad meat"; "a refrigerator full of spoilt food"
not working properly; "a bad telephone connection"; "a defective appliance"
reproduced fraudulently; "like a bad penny..."; "a forged twenty dollar bill"
having undesirable or negative qualities; "a bad report card"; "his sloppy appearance made a bad impression"; "a bad little boy"; "clothes in bad shape"; "a bad cut"; "bad luck"; "the news was very bad"; "the reviews were bad"; "the pay is bad"; "it was a bad light for reading"; "the movie was a bad choice"
characterized by wickedness or immorality; "led a very bad life"
capable of harming; "bad habits"; "bad air"; "smoking is bad for you"
physically unsound or diseased; "has a bad back"; "a bad heart"; "bad teeth"; "an unsound limb"; "unsound teeth"
very intense; "a bad headache"; "in a big rage"; "had a big (or bad) shock"; "a bad earthquake"; "a bad storm"
not financially safe or secure; "a bad investment"; "high risk investments"; "anything that promises to pay too much can't help being risky"; "speculative business enterprises"
nonstandard; "so-called bad grammar"
below average in quality or performance; "a bad chess player"; "a bad recital"
not capable of being collected; "a bad (or uncollectible) debt"